87612980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^2$

素因数の和:95

約数の個数: 162

約数和(自身を含む): 242270406

約数和(自身を除く): 154657426

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 91, 92, 98, 115, 130, 140, 161, 169, 182, 196, 230, 245, 260, 299, 322, 338, 364, 455, 460, 490, 529, 598, 637, 644, 676, 805, 845, 910, 980, 1058, 1127, 1183, 1196, 1274, 1495, 1610, 1690, 1820, 2093, 2116, 2254, 2366, 2548, 2645, 2990, 3185, 3220, 3380, 3703, 3887, 4186, 4508, 4732, 5290, 5635, 5915, 5980, 6370, 6877, 7406, 7774, 8281, 8372, 10465, 10580, 11270, 11830, 12740, 13754, 14651, 14812, 15548, 16562, 18515, 19435, 20930, 22540, 23660, 25921, 27209, 27508, 29302, 33124, 34385, 37030, 38870, 41405, 41860, 48139, 51842, 54418, 58604, 68770, 73255, 74060, 77740, 82810, 89401, 96278, 103684, 108836, 129605, 136045, 137540, 146510, 165620, 178802, 190463, 192556, 240695, 259210, 272090, 293020, 336973, 357604, 380926, 447005, 481390, 518420, 544180, 625807, 673946, 761852, 894010, 952315, 962780, 1251614, 1347892, 1684865, 1788020, 1904630, 2503228, 3129035, 3369730, 3809260, 4380649, 6258070, 6739460, 8761298, 12516140, 17522596, 21903245, 43806490, 87612980]

約数ペア:

[(1, 87612980), (2, 43806490), (4, 21903245), (5, 17522596), (7, 12516140), (10, 8761298), (13, 6739460), (14, 6258070), (20, 4380649), (23, 3809260), (26, 3369730), (28, 3129035), (35, 2503228), (46, 1904630), (49, 1788020), (52, 1684865), (65, 1347892), (70, 1251614), (91, 962780), (92, 952315), (98, 894010), (115, 761852), (130, 673946), (140, 625807), (161, 544180), (169, 518420), (182, 481390), (196, 447005), (230, 380926), (245, 357604), (260, 336973), (299, 293020), (322, 272090), (338, 259210), (364, 240695), (455, 192556), (460, 190463), (490, 178802), (529, 165620), (598, 146510), (637, 137540), (644, 136045), (676, 129605), (805, 108836), (845, 103684), (910, 96278), (980, 89401), (1058, 82810), (1127, 77740), (1183, 74060), (1196, 73255), (1274, 68770), (1495, 58604), (1610, 54418), (1690, 51842), (1820, 48139), (2093, 41860), (2116, 41405), (2254, 38870), (2366, 37030), (2548, 34385), (2645, 33124), (2990, 29302), (3185, 27508), (3220, 27209), (3380, 25921), (3703, 23660), (3887, 22540), (4186, 20930), (4508, 19435), (4732, 18515), (5290, 16562), (5635, 15548), (5915, 14812), (5980, 14651), (6370, 13754), (6877, 12740), (7406, 11830), (7774, 11270), (8281, 10580), (8372, 10465)]