78428675

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1032

約数の個数: 36

約数和(自身を含む): 110963880

約数和(自身を除く): 32535205

約数列:

[1, 5, 13, 19, 25, 65, 95, 169, 247, 325, 475, 845, 977, 1235, 3211, 4225, 4885, 6175, 12701, 16055, 18563, 24425, 63505, 80275, 92815, 165113, 241319, 317525, 464075, 825565, 1206595, 3137147, 4127825, 6032975, 15685735, 78428675]

約数ペア:

[(1, 78428675), (5, 15685735), (13, 6032975), (19, 4127825), (25, 3137147), (65, 1206595), (95, 825565), (169, 464075), (247, 317525), (325, 241319), (475, 165113), (845, 92815), (977, 80275), (1235, 63505), (3211, 24425), (4225, 18563), (4885, 16055), (6175, 12701)]