72458165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2851}}^1$

素因数の和:2909

約数の個数: 32

約数和(自身を含む): 103493376

約数和(自身を除く): 31035211

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 1105, 1495, 1955, 2851, 5083, 14255, 25415, 37063, 48467, 65573, 185315, 242335, 327865, 630071, 852449, 1114741, 3150355, 4262245, 5573705, 14491633, 72458165]

約数ペア:

[(1, 72458165), (5, 14491633), (13, 5573705), (17, 4262245), (23, 3150355), (65, 1114741), (85, 852449), (115, 630071), (221, 327865), (299, 242335), (391, 185315), (1105, 65573), (1495, 48467), (1955, 37063), (2851, 25415), (5083, 14255)]