90855280

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{19249}}^1$

素因数の和:19321

約数の個数: 40

約数和(自身を含む): 214830000

約数和(自身を除く): 123974720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 19249, 38498, 76996, 96245, 153992, 192490, 307984, 384980, 769960, 1135691, 1539920, 2271382, 4542764, 5678455, 9085528, 11356910, 18171056, 22713820, 45427640, 90855280]

約数ペア:

[(1, 90855280), (2, 45427640), (4, 22713820), (5, 18171056), (8, 11356910), (10, 9085528), (16, 5678455), (20, 4542764), (40, 2271382), (59, 1539920), (80, 1135691), (118, 769960), (236, 384980), (295, 307984), (472, 192490), (590, 153992), (944, 96245), (1180, 76996), (2360, 38498), (4720, 19249)]