42500125

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7965

約数の個数: 16

約数和(自身を含む): 54280512

約数和(自身を除く): 11780387

約数列:

[1, 5, 25, 43, 125, 215, 1075, 5375, 7907, 39535, 197675, 340001, 988375, 1700005, 8500025, 42500125]

約数ペア:

[(1, 42500125), (5, 8500025), (25, 1700005), (43, 988375), (125, 340001), (215, 197675), (1075, 39535), (5375, 7907)]