125842520

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{19301}}^1$

素因数の和:19475

約数の個数: 32

約数和(自身を含む): 284897520

約数和(自身を除く): 159055000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 19301, 38602, 77204, 96505, 154408, 193010, 386020, 772040, 3146063, 6292126, 12584252, 15730315, 25168504, 31460630, 62921260, 125842520]

約数ペア:

[(1, 125842520), (2, 62921260), (4, 31460630), (5, 25168504), (8, 15730315), (10, 12584252), (20, 6292126), (40, 3146063), (163, 772040), (326, 386020), (652, 193010), (815, 154408), (1304, 96505), (1630, 77204), (3260, 38602), (6520, 19301)]