91495280

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{15667}}^1$

素因数の和:15753

約数の個数: 40

約数和(自身を含む): 215654352

約数和(自身を除く): 124159072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 15667, 31334, 62668, 78335, 125336, 156670, 250672, 313340, 626680, 1143691, 1253360, 2287382, 4574764, 5718455, 9149528, 11436910, 18299056, 22873820, 45747640, 91495280]

約数ペア:

[(1, 91495280), (2, 45747640), (4, 22873820), (5, 18299056), (8, 11436910), (10, 9149528), (16, 5718455), (20, 4574764), (40, 2287382), (73, 1253360), (80, 1143691), (146, 626680), (292, 313340), (365, 250672), (584, 156670), (730, 125336), (1168, 78335), (1460, 62668), (2920, 31334), (5840, 15667)]