88351240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1742

約数の個数: 64

約数和(自身を含む): 210101760

約数和(自身を除く): 121750520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1657, 1720, 2666, 3314, 5332, 6628, 6665, 8285, 10664, 13256, 13330, 16570, 26660, 33140, 51367, 53320, 66280, 71251, 102734, 142502, 205468, 256835, 285004, 356255, 410936, 513670, 570008, 712510, 1027340, 1425020, 2054680, 2208781, 2850040, 4417562, 8835124, 11043905, 17670248, 22087810, 44175620, 88351240]

約数ペア:

[(1, 88351240), (2, 44175620), (4, 22087810), (5, 17670248), (8, 11043905), (10, 8835124), (20, 4417562), (31, 2850040), (40, 2208781), (43, 2054680), (62, 1425020), (86, 1027340), (124, 712510), (155, 570008), (172, 513670), (215, 410936), (248, 356255), (310, 285004), (344, 256835), (430, 205468), (620, 142502), (860, 102734), (1240, 71251), (1333, 66280), (1657, 53320), (1720, 51367), (2666, 33140), (3314, 26660), (5332, 16570), (6628, 13330), (6665, 13256), (8285, 10664)]