25432280

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{907}}^1$

素因数の和:1619

約数の個数: 32

約数和(自身を含む): 57367440

約数和(自身を除く): 31935160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 907, 1402, 1814, 2804, 3505, 3628, 4535, 5608, 7010, 7256, 9070, 14020, 18140, 28040, 36280, 635807, 1271614, 2543228, 3179035, 5086456, 6358070, 12716140, 25432280]

約数ペア:

[(1, 25432280), (2, 12716140), (4, 6358070), (5, 5086456), (8, 3179035), (10, 2543228), (20, 1271614), (40, 635807), (701, 36280), (907, 28040), (1402, 18140), (1814, 14020), (2804, 9070), (3505, 7256), (3628, 7010), (4535, 5608)]