80254960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59011}}^1$

素因数の和:59041

約数の個数: 40

約数和(自身を含む): 197572176

約数和(自身を除く): 117317216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 59011, 118022, 236044, 295055, 472088, 590110, 944176, 1003187, 1180220, 2006374, 2360440, 4012748, 4720880, 5015935, 8025496, 10031870, 16050992, 20063740, 40127480, 80254960]

約数ペア:

[(1, 80254960), (2, 40127480), (4, 20063740), (5, 16050992), (8, 10031870), (10, 8025496), (16, 5015935), (17, 4720880), (20, 4012748), (34, 2360440), (40, 2006374), (68, 1180220), (80, 1003187), (85, 944176), (136, 590110), (170, 472088), (272, 295055), (340, 236044), (680, 118022), (1360, 59011)]