520141625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{563}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 686275200

約数和(自身を除く): 166133575

約数列:

[1, 5, 19, 25, 95, 125, 389, 475, 563, 1945, 2375, 2815, 7391, 9725, 10697, 14075, 36955, 48625, 53485, 70375, 184775, 219007, 267425, 923875, 1095035, 1337125, 4161133, 5475175, 20805665, 27375875, 104028325, 520141625]

約数ペア:

[(1, 520141625), (5, 104028325), (19, 27375875), (25, 20805665), (95, 5475175), (125, 4161133), (389, 1337125), (475, 1095035), (563, 923875), (1945, 267425), (2375, 219007), (2815, 184775), (7391, 70375), (9725, 53485), (10697, 48625), (14075, 36955)]