81264080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59753}}^1$

素因数の和:59783

約数の個数: 40

約数和(自身を含む): 200056392

約数和(自身を除く): 118792312

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 59753, 119506, 239012, 298765, 478024, 597530, 956048, 1015801, 1195060, 2031602, 2390120, 4063204, 4780240, 5079005, 8126408, 10158010, 16252816, 20316020, 40632040, 81264080]

約数ペア:

[(1, 81264080), (2, 40632040), (4, 20316020), (5, 16252816), (8, 10158010), (10, 8126408), (16, 5079005), (17, 4780240), (20, 4063204), (34, 2390120), (40, 2031602), (68, 1195060), (80, 1015801), (85, 956048), (136, 597530), (170, 478024), (272, 298765), (340, 239012), (680, 119506), (1360, 59753)]