42378125

素因数分解:

$5^5\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 53996544

約数和(自身を除く): 11618419

約数列:

[1, 5, 25, 71, 125, 191, 355, 625, 955, 1775, 3125, 4775, 8875, 13561, 23875, 44375, 67805, 119375, 221875, 339025, 596875, 1695125, 8475625, 42378125]

約数ペア:

[(1, 42378125), (5, 8475625), (25, 1695125), (71, 596875), (125, 339025), (191, 221875), (355, 119375), (625, 67805), (955, 44375), (1775, 23875), (3125, 13561), (4775, 8875)]