74213125

素因数分解:

$5^4\times 7^1\times {\mathrm{16963}}^1$

素因数の和:16990

約数の個数: 20

約数和(自身を含む): 105991072

約数和(自身を除く): 31777947

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 4375, 16963, 84815, 118741, 424075, 593705, 2120375, 2968525, 10601875, 14842625, 74213125]

約数ペア:

[(1, 74213125), (5, 14842625), (7, 10601875), (25, 2968525), (35, 2120375), (125, 593705), (175, 424075), (625, 118741), (875, 84815), (4375, 16963)]