98818960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72661}}^1$

素因数の和:72691

約数の個数: 40

約数和(自身を含む): 243272376

約数和(自身を除く): 144453416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 72661, 145322, 290644, 363305, 581288, 726610, 1162576, 1235237, 1453220, 2470474, 2906440, 4940948, 5812880, 6176185, 9881896, 12352370, 19763792, 24704740, 49409480, 98818960]

約数ペア:

[(1, 98818960), (2, 49409480), (4, 24704740), (5, 19763792), (8, 12352370), (10, 9881896), (16, 6176185), (17, 5812880), (20, 4940948), (34, 2906440), (40, 2470474), (68, 1453220), (80, 1235237), (85, 1162576), (136, 726610), (170, 581288), (272, 363305), (340, 290644), (680, 145322), (1360, 72661)]