55027640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{80923}}^1$

素因数の和:80951

約数の個数: 32

約数和(自身を含む): 131096880

約数和(自身を除く): 76069240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 80923, 161846, 323692, 404615, 647384, 809230, 1375691, 1618460, 2751382, 3236920, 5502764, 6878455, 11005528, 13756910, 27513820, 55027640]

約数ペア:

[(1, 55027640), (2, 27513820), (4, 13756910), (5, 11005528), (8, 6878455), (10, 5502764), (17, 3236920), (20, 2751382), (34, 1618460), (40, 1375691), (68, 809230), (85, 647384), (136, 404615), (170, 323692), (340, 161846), (680, 80923)]