100655120

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{9907}}^1$

素因数の和:10047

約数の個数: 40

約数和(自身を含む): 235889664

約数和(自身を除く): 135234544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 9907, 10160, 19814, 39628, 49535, 79256, 99070, 158512, 198140, 396280, 792560, 1258189, 2516378, 5032756, 6290945, 10065512, 12581890, 20131024, 25163780, 50327560, 100655120]

約数ペア:

[(1, 100655120), (2, 50327560), (4, 25163780), (5, 20131024), (8, 12581890), (10, 10065512), (16, 6290945), (20, 5032756), (40, 2516378), (80, 1258189), (127, 792560), (254, 396280), (508, 198140), (635, 158512), (1016, 99070), (1270, 79256), (2032, 49535), (2540, 39628), (5080, 19814), (9907, 10160)]