20101852875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{317189}}^1$

素因数の和:317233

約数の個数: 48

約数和(自身を含む): 36220560480

約数和(自身を除く): 16118707605

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 507, 845, 975, 1625, 2535, 4225, 4875, 12675, 21125, 63375, 317189, 951567, 1585945, 4123457, 4757835, 7929725, 12370371, 20617285, 23789175, 39648625, 53604941, 61851855, 103086425, 118945875, 160814823, 268024705, 309259275, 515432125, 804074115, 1340123525, 1546296375, 4020370575, 6700617625, 20101852875]

約数ペア:

[(1, 20101852875), (3, 6700617625), (5, 4020370575), (13, 1546296375), (15, 1340123525), (25, 804074115), (39, 515432125), (65, 309259275), (75, 268024705), (125, 160814823), (169, 118945875), (195, 103086425), (325, 61851855), (375, 53604941), (507, 39648625), (845, 23789175), (975, 20617285), (1625, 12370371), (2535, 7929725), (4225, 4757835), (4875, 4123457), (12675, 1585945), (21125, 951567), (63375, 317189)]