138442900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 341978112

約数和(自身を除く): 203535212

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 37, 50, 62, 68, 71, 74, 85, 100, 124, 142, 148, 155, 170, 185, 284, 310, 340, 355, 370, 425, 527, 620, 629, 710, 740, 775, 850, 925, 1054, 1147, 1207, 1258, 1420, 1550, 1700, 1775, 1850, 2108, 2201, 2294, 2414, 2516, 2627, 2635, 3100, 3145, 3550, 3700, 4402, 4588, 4828, 5254, 5270, 5735, 6035, 6290, 7100, 8804, 10508, 10540, 11005, 11470, 12070, 12580, 13135, 13175, 15725, 19499, 22010, 22940, 24140, 26270, 26350, 28675, 30175, 31450, 37417, 38998, 44020, 44659, 52540, 52700, 55025, 57350, 60350, 62900, 65675, 74834, 77996, 81437, 89318, 97495, 110050, 114700, 120700, 131350, 149668, 162874, 178636, 187085, 194990, 220100, 223295, 262700, 325748, 374170, 389980, 407185, 446590, 487475, 748340, 814370, 893180, 935425, 974950, 1116475, 1384429, 1628740, 1870850, 1949900, 2035925, 2232950, 2768858, 3741700, 4071850, 4465900, 5537716, 6922145, 8143700, 13844290, 27688580, 34610725, 69221450, 138442900]

約数ペア:

[(1, 138442900), (2, 69221450), (4, 34610725), (5, 27688580), (10, 13844290), (17, 8143700), (20, 6922145), (25, 5537716), (31, 4465900), (34, 4071850), (37, 3741700), (50, 2768858), (62, 2232950), (68, 2035925), (71, 1949900), (74, 1870850), (85, 1628740), (100, 1384429), (124, 1116475), (142, 974950), (148, 935425), (155, 893180), (170, 814370), (185, 748340), (284, 487475), (310, 446590), (340, 407185), (355, 389980), (370, 374170), (425, 325748), (527, 262700), (620, 223295), (629, 220100), (710, 194990), (740, 187085), (775, 178636), (850, 162874), (925, 149668), (1054, 131350), (1147, 120700), (1207, 114700), (1258, 110050), (1420, 97495), (1550, 89318), (1700, 81437), (1775, 77996), (1850, 74834), (2108, 65675), (2201, 62900), (2294, 60350), (2414, 57350), (2516, 55025), (2627, 52700), (2635, 52540), (3100, 44659), (3145, 44020), (3550, 38998), (3700, 37417), (4402, 31450), (4588, 30175), (4828, 28675), (5254, 26350), (5270, 26270), (5735, 24140), (6035, 22940), (6290, 22010), (7100, 19499), (8804, 15725), (10508, 13175), (10540, 13135), (11005, 12580), (11470, 12070)]