42100125

素因数分解:

$3^1\times 5^3\times {\mathrm{131}}^1\times {\mathrm{857}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 70671744

約数和(自身を除く): 28571619

約数列:

[1, 3, 5, 15, 25, 75, 125, 131, 375, 393, 655, 857, 1965, 2571, 3275, 4285, 9825, 12855, 16375, 21425, 49125, 64275, 107125, 112267, 321375, 336801, 561335, 1684005, 2806675, 8420025, 14033375, 42100125]

約数ペア:

[(1, 42100125), (3, 14033375), (5, 8420025), (15, 2806675), (25, 1684005), (75, 561335), (125, 336801), (131, 321375), (375, 112267), (393, 107125), (655, 64275), (857, 49125), (1965, 21425), (2571, 16375), (3275, 12855), (4285, 9825)]