71577220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:925

約数の個数: 96

約数和(自身を含む): 182891520

約数和(自身を除く): 111314300

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 220, 260, 286, 290, 319, 377, 572, 580, 638, 715, 754, 863, 1276, 1430, 1508, 1595, 1726, 1885, 2860, 3190, 3452, 3770, 4147, 4315, 6380, 7540, 8294, 8630, 9493, 11219, 16588, 17260, 18986, 20735, 22438, 25027, 37972, 41470, 44876, 47465, 50054, 56095, 82940, 94930, 100108, 112190, 123409, 125135, 189860, 224380, 246818, 250270, 275297, 325351, 493636, 500540, 550594, 617045, 650702, 1101188, 1234090, 1301404, 1376485, 1626755, 2468180, 2752970, 3253510, 3578861, 5505940, 6507020, 7157722, 14315444, 17894305, 35788610, 71577220]

約数ペア:

[(1, 71577220), (2, 35788610), (4, 17894305), (5, 14315444), (10, 7157722), (11, 6507020), (13, 5505940), (20, 3578861), (22, 3253510), (26, 2752970), (29, 2468180), (44, 1626755), (52, 1376485), (55, 1301404), (58, 1234090), (65, 1101188), (110, 650702), (116, 617045), (130, 550594), (143, 500540), (145, 493636), (220, 325351), (260, 275297), (286, 250270), (290, 246818), (319, 224380), (377, 189860), (572, 125135), (580, 123409), (638, 112190), (715, 100108), (754, 94930), (863, 82940), (1276, 56095), (1430, 50054), (1508, 47465), (1595, 44876), (1726, 41470), (1885, 37972), (2860, 25027), (3190, 22438), (3452, 20735), (3770, 18986), (4147, 17260), (4315, 16588), (6380, 11219), (7540, 9493), (8294, 8630)]