248900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 572880

約数和(自身を除く): 323980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 131, 190, 262, 380, 475, 524, 655, 950, 1310, 1900, 2489, 2620, 3275, 4978, 6550, 9956, 12445, 13100, 24890, 49780, 62225, 124450, 248900]

約数ペア:

[(1, 248900), (2, 124450), (4, 62225), (5, 49780), (10, 24890), (19, 13100), (20, 12445), (25, 9956), (38, 6550), (50, 4978), (76, 3275), (95, 2620), (100, 2489), (131, 1900), (190, 1310), (262, 950), (380, 655), (475, 524)]