725871900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 216

約数和(自身を含む): 2312768640

約数和(自身を除く): 1586896740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 103, 130, 139, 150, 156, 169, 195, 206, 260, 278, 300, 309, 325, 338, 390, 412, 417, 507, 515, 556, 618, 650, 676, 695, 780, 834, 845, 975, 1014, 1030, 1236, 1300, 1339, 1390, 1545, 1668, 1690, 1807, 1950, 2028, 2060, 2085, 2535, 2575, 2678, 2780, 3090, 3380, 3475, 3614, 3900, 4017, 4170, 4225, 5070, 5150, 5356, 5421, 6180, 6695, 6950, 7228, 7725, 8034, 8340, 8450, 9035, 10140, 10300, 10425, 10842, 12675, 13390, 13900, 14317, 15450, 16068, 16900, 17407, 18070, 20085, 20850, 21684, 23491, 25350, 26780, 27105, 28634, 30900, 33475, 34814, 36140, 40170, 41700, 42951, 45175, 46982, 50700, 52221, 54210, 57268, 66950, 69628, 70473, 71585, 80340, 85902, 87035, 90350, 93964, 100425, 104442, 108420, 117455, 133900, 135525, 140946, 143170, 171804, 174070, 180700, 186121, 200850, 208884, 214755, 234910, 261105, 271050, 281892, 286340, 348140, 352365, 357925, 372242, 401700, 429510, 435175, 469820, 522210, 542100, 558363, 587275, 704730, 715850, 744484, 859020, 870350, 930605, 1044420, 1073775, 1116726, 1174550, 1305525, 1409460, 1431700, 1740700, 1761825, 1861210, 2147550, 2233452, 2349100, 2419573, 2611050, 2791815, 3523650, 3722420, 4295100, 4653025, 4839146, 5222100, 5583630, 7047300, 7258719, 9306050, 9678292, 11167260, 12097865, 13959075, 14517438, 18612100, 24195730, 27918150, 29034876, 36293595, 48391460, 55836300, 60489325, 72587190, 120978650, 145174380, 181467975, 241957300, 362935950, 725871900]

約数ペア:

[(1, 725871900), (2, 362935950), (3, 241957300), (4, 181467975), (5, 145174380), (6, 120978650), (10, 72587190), (12, 60489325), (13, 55836300), (15, 48391460), (20, 36293595), (25, 29034876), (26, 27918150), (30, 24195730), (39, 18612100), (50, 14517438), (52, 13959075), (60, 12097865), (65, 11167260), (75, 9678292), (78, 9306050), (100, 7258719), (103, 7047300), (130, 5583630), (139, 5222100), (150, 4839146), (156, 4653025), (169, 4295100), (195, 3722420), (206, 3523650), (260, 2791815), (278, 2611050), (300, 2419573), (309, 2349100), (325, 2233452), (338, 2147550), (390, 1861210), (412, 1761825), (417, 1740700), (507, 1431700), (515, 1409460), (556, 1305525), (618, 1174550), (650, 1116726), (676, 1073775), (695, 1044420), (780, 930605), (834, 870350), (845, 859020), (975, 744484), (1014, 715850), (1030, 704730), (1236, 587275), (1300, 558363), (1339, 542100), (1390, 522210), (1545, 469820), (1668, 435175), (1690, 429510), (1807, 401700), (1950, 372242), (2028, 357925), (2060, 352365), (2085, 348140), (2535, 286340), (2575, 281892), (2678, 271050), (2780, 261105), (3090, 234910), (3380, 214755), (3475, 208884), (3614, 200850), (3900, 186121), (4017, 180700), (4170, 174070), (4225, 171804), (5070, 143170), (5150, 140946), (5356, 135525), (5421, 133900), (6180, 117455), (6695, 108420), (6950, 104442), (7228, 100425), (7725, 93964), (8034, 90350), (8340, 87035), (8450, 85902), (9035, 80340), (10140, 71585), (10300, 70473), (10425, 69628), (10842, 66950), (12675, 57268), (13390, 54210), (13900, 52221), (14317, 50700), (15450, 46982), (16068, 45175), (16900, 42951), (17407, 41700), (18070, 40170), (20085, 36140), (20850, 34814), (21684, 33475), (23491, 30900), (25350, 28634), (26780, 27105)]