28298825

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 36158400

約数和(自身を除く): 7859575

約数列:

[1, 5, 25, 71, 107, 149, 355, 535, 745, 1775, 2675, 3725, 7597, 10579, 15943, 37985, 52895, 79715, 189925, 264475, 398575, 1131953, 5659765, 28298825]

約数ペア:

[(1, 28298825), (5, 5659765), (25, 1131953), (71, 398575), (107, 264475), (149, 189925), (355, 79715), (535, 52895), (745, 37985), (1775, 15943), (2675, 10579), (3725, 7597)]