42218375

素因数分解:

$5^3\times {\mathrm{67}}^1\times {\mathrm{71}}^2$

素因数の和:224

約数の個数: 24

約数和(自身を含む): 54238704

約数和(自身を除く): 12020329

約数列:

[1, 5, 25, 67, 71, 125, 335, 355, 1675, 1775, 4757, 5041, 8375, 8875, 23785, 25205, 118925, 126025, 337747, 594625, 630125, 1688735, 8443675, 42218375]

約数ペア:

[(1, 42218375), (5, 8443675), (25, 1688735), (67, 630125), (71, 594625), (125, 337747), (335, 126025), (355, 118925), (1675, 25205), (1775, 23785), (4757, 8875), (5041, 8375)]