25438425080

素因数分解:

$2^3\times 5^1\times {\mathrm{28181}}^1\times {\mathrm{22567}}^1$

素因数の和:50759

約数の個数: 32

約数和(自身を含む): 57241023840

約数和(自身を除く): 31802598760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 22567, 28181, 45134, 56362, 90268, 112724, 112835, 140905, 180536, 225448, 225670, 281810, 451340, 563620, 902680, 1127240, 635960627, 1271921254, 2543842508, 3179803135, 5087685016, 6359606270, 12719212540, 25438425080]

約数ペア:

[(1, 25438425080), (2, 12719212540), (4, 6359606270), (5, 5087685016), (8, 3179803135), (10, 2543842508), (20, 1271921254), (40, 635960627), (22567, 1127240), (28181, 902680), (45134, 563620), (56362, 451340), (90268, 281810), (112724, 225670), (112835, 225448), (140905, 180536)]