81701910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2957}}^1$

素因数の和:3277

約数の個数: 48

約数和(自身を含む): 213188976

約数和(自身を除く): 131487066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 307, 614, 921, 1535, 1842, 2763, 2957, 3070, 4605, 5526, 5914, 8871, 9210, 13815, 14785, 17742, 26613, 27630, 29570, 44355, 53226, 88710, 133065, 266130, 907799, 1815598, 2723397, 4538995, 5446794, 8170191, 9077990, 13616985, 16340382, 27233970, 40850955, 81701910]

約数ペア:

[(1, 81701910), (2, 40850955), (3, 27233970), (5, 16340382), (6, 13616985), (9, 9077990), (10, 8170191), (15, 5446794), (18, 4538995), (30, 2723397), (45, 1815598), (90, 907799), (307, 266130), (614, 133065), (921, 88710), (1535, 53226), (1842, 44355), (2763, 29570), (2957, 27630), (3070, 26613), (4605, 17742), (5526, 14785), (5914, 13815), (8871, 9210)]