51383125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{4327}}^1$

素因数の和:4366

約数の個数: 20

約数和(自身を含む): 67603360

約数和(自身を除く): 16220235

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 4327, 11875, 21635, 82213, 108175, 411065, 540875, 2055325, 2704375, 10276625, 51383125]

約数ペア:

[(1, 51383125), (5, 10276625), (19, 2704375), (25, 2055325), (95, 540875), (125, 411065), (475, 108175), (625, 82213), (2375, 21635), (4327, 11875)]