149156090

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{499}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 273456000

約数和(自身を除く): 124299910

約数列:

[1, 2, 5, 10, 71, 142, 355, 421, 499, 710, 842, 998, 2105, 2495, 4210, 4990, 29891, 35429, 59782, 70858, 149455, 177145, 210079, 298910, 354290, 420158, 1050395, 2100790, 14915609, 29831218, 74578045, 149156090]

約数ペア:

[(1, 149156090), (2, 74578045), (5, 29831218), (10, 14915609), (71, 2100790), (142, 1050395), (355, 420158), (421, 354290), (499, 298910), (710, 210079), (842, 177145), (998, 149455), (2105, 70858), (2495, 59782), (4210, 35429), (4990, 29891)]