125821400

素因数分解:

$2^3\times 5^2\times {\mathrm{631}}^1\times {\mathrm{997}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 293292240

約数和(自身を除く): 167470840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 631, 997, 1262, 1994, 2524, 3155, 3988, 4985, 5048, 6310, 7976, 9970, 12620, 15775, 19940, 24925, 25240, 31550, 39880, 49850, 63100, 99700, 126200, 199400, 629107, 1258214, 2516428, 3145535, 5032856, 6291070, 12582140, 15727675, 25164280, 31455350, 62910700, 125821400]

約数ペア:

[(1, 125821400), (2, 62910700), (4, 31455350), (5, 25164280), (8, 15727675), (10, 12582140), (20, 6291070), (25, 5032856), (40, 3145535), (50, 2516428), (100, 1258214), (200, 629107), (631, 199400), (997, 126200), (1262, 99700), (1994, 63100), (2524, 49850), (3155, 39880), (3988, 31550), (4985, 25240), (5048, 24925), (6310, 19940), (7976, 15775), (9970, 12620)]