16488125

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 40

約数和(自身を含む): 22792704

約数和(自身を除く): 6304579

約数列:

[1, 5, 23, 25, 31, 37, 115, 125, 155, 185, 575, 625, 713, 775, 851, 925, 1147, 2875, 3565, 3875, 4255, 4625, 5735, 14375, 17825, 19375, 21275, 23125, 26381, 28675, 89125, 106375, 131905, 143375, 445625, 531875, 659525, 716875, 3297625, 16488125]

約数ペア:

[(1, 16488125), (5, 3297625), (23, 716875), (25, 659525), (31, 531875), (37, 445625), (115, 143375), (125, 131905), (155, 106375), (185, 89125), (575, 28675), (625, 26381), (713, 23125), (775, 21275), (851, 19375), (925, 17825), (1147, 14375), (2875, 5735), (3565, 4625), (3875, 4255)]