81032368

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{136879}}^1$

素因数の和:136924

約数の個数: 20

約数和(自身を含む): 161244640

約数和(自身を除く): 80212272

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 136879, 273758, 547516, 1095032, 2190064, 5064523, 10129046, 20258092, 40516184, 81032368]

約数ペア:

[(1, 81032368), (2, 40516184), (4, 20258092), (8, 10129046), (16, 5064523), (37, 2190064), (74, 1095032), (148, 547516), (296, 273758), (592, 136879)]