55998640

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1013}}^1$

素因数の和:1717

約数の個数: 40

約数和(自身を含む): 130513968

約数和(自身を除く): 74515328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1013, 1382, 2026, 2764, 3455, 4052, 5065, 5528, 6910, 8104, 10130, 11056, 13820, 16208, 20260, 27640, 40520, 55280, 81040, 699983, 1399966, 2799932, 3499915, 5599864, 6999830, 11199728, 13999660, 27999320, 55998640]

約数ペア:

[(1, 55998640), (2, 27999320), (4, 13999660), (5, 11199728), (8, 6999830), (10, 5599864), (16, 3499915), (20, 2799932), (40, 1399966), (80, 699983), (691, 81040), (1013, 55280), (1382, 40520), (2026, 27640), (2764, 20260), (3455, 16208), (4052, 13820), (5065, 11056), (5528, 10130), (6910, 8104)]