71229725

素因数分解:

$5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2971}}^1$

素因数の和:3125

約数の個数: 24

約数和(自身を含む): 101713728

約数和(自身を除く): 30484003

約数列:

[1, 5, 7, 25, 35, 137, 175, 685, 959, 2971, 3425, 4795, 14855, 20797, 23975, 74275, 103985, 407027, 519925, 2035135, 2849189, 10175675, 14245945, 71229725]

約数ペア:

[(1, 71229725), (5, 14245945), (7, 10175675), (25, 2849189), (35, 2035135), (137, 519925), (175, 407027), (685, 103985), (959, 74275), (2971, 23975), (3425, 20797), (4795, 14855)]