90959840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29921}}^1$

素因数の和:29955

約数の個数: 48

約数和(自身を含む): 226210320

約数和(自身を除く): 135250480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 29921, 59842, 119684, 149605, 239368, 299210, 478736, 568499, 598420, 957472, 1136998, 1196840, 2273996, 2393680, 2842495, 4547992, 4787360, 5684990, 9095984, 11369980, 18191968, 22739960, 45479920, 90959840]

約数ペア:

[(1, 90959840), (2, 45479920), (4, 22739960), (5, 18191968), (8, 11369980), (10, 9095984), (16, 5684990), (19, 4787360), (20, 4547992), (32, 2842495), (38, 2393680), (40, 2273996), (76, 1196840), (80, 1136998), (95, 957472), (152, 598420), (160, 568499), (190, 478736), (304, 299210), (380, 239368), (608, 149605), (760, 119684), (1520, 59842), (3040, 29921)]