86105680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63313}}^1$

素因数の和:63343

約数の個数: 40

約数和(自身を含む): 211975272

約数和(自身を除く): 125869592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 63313, 126626, 253252, 316565, 506504, 633130, 1013008, 1076321, 1266260, 2152642, 2532520, 4305284, 5065040, 5381605, 8610568, 10763210, 17221136, 21526420, 43052840, 86105680]

約数ペア:

[(1, 86105680), (2, 43052840), (4, 21526420), (5, 17221136), (8, 10763210), (10, 8610568), (16, 5381605), (17, 5065040), (20, 4305284), (34, 2532520), (40, 2152642), (68, 1266260), (80, 1076321), (85, 1013008), (136, 633130), (170, 506504), (272, 316565), (340, 253252), (680, 126626), (1360, 63313)]