25501880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{17231}}^1$

素因数の和:17279

約数の個数: 32

約数和(自身を含む): 58933440

約数和(自身を除く): 33431560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 17231, 34462, 68924, 86155, 137848, 172310, 344620, 637547, 689240, 1275094, 2550188, 3187735, 5100376, 6375470, 12750940, 25501880]

約数ペア:

[(1, 25501880), (2, 12750940), (4, 6375470), (5, 5100376), (8, 3187735), (10, 2550188), (20, 1275094), (37, 689240), (40, 637547), (74, 344620), (148, 172310), (185, 137848), (296, 86155), (370, 68924), (740, 34462), (1480, 17231)]