210004145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8263}}^1$

素因数の和:8321

約数の個数: 32

約数和(自身を含む): 299884032

約数和(自身を除く): 89879887

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 1105, 1495, 1955, 5083, 8263, 25415, 41315, 107419, 140471, 190049, 537095, 702355, 950245, 1826123, 2470637, 3230833, 9130615, 12353185, 16154165, 42000829, 210004145]

約数ペア:

[(1, 210004145), (5, 42000829), (13, 16154165), (17, 12353185), (23, 9130615), (65, 3230833), (85, 2470637), (115, 1826123), (221, 950245), (299, 702355), (391, 537095), (1105, 190049), (1495, 140471), (1955, 107419), (5083, 41315), (8263, 25415)]