156939555890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{110989}}^1$

素因数の和:111231

約数の個数: 64

約数和(自身を含む): 310461228000

約数和(自身を除く): 153521672110

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 149, 298, 365, 730, 745, 949, 1490, 1898, 1937, 3874, 4745, 9490, 9685, 10877, 19370, 21754, 54385, 108770, 110989, 141401, 221978, 282802, 554945, 707005, 1109890, 1414010, 1442857, 2885714, 7214285, 8102197, 14428570, 16204394, 16537361, 33074722, 40510985, 81021970, 82686805, 105328561, 165373610, 210657122, 214985693, 429971386, 526642805, 1053285610, 1074928465, 1207227353, 2149856930, 2414454706, 6036136765, 12072273530, 15693955589, 31387911178, 78469777945, 156939555890]

約数ペア:

[(1, 156939555890), (2, 78469777945), (5, 31387911178), (10, 15693955589), (13, 12072273530), (26, 6036136765), (65, 2414454706), (73, 2149856930), (130, 1207227353), (146, 1074928465), (149, 1053285610), (298, 526642805), (365, 429971386), (730, 214985693), (745, 210657122), (949, 165373610), (1490, 105328561), (1898, 82686805), (1937, 81021970), (3874, 40510985), (4745, 33074722), (9490, 16537361), (9685, 16204394), (10877, 14428570), (19370, 8102197), (21754, 7214285), (54385, 2885714), (108770, 1442857), (110989, 1414010), (141401, 1109890), (221978, 707005), (282802, 554945)]