51569375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:621

約数の個数: 40

約数和(自身を含む): 75838224

約数和(自身を除く): 24268849

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 577, 625, 715, 1375, 1625, 2885, 3575, 6347, 6875, 7501, 8125, 14425, 17875, 31735, 37505, 72125, 82511, 89375, 158675, 187525, 360625, 412555, 793375, 937625, 2062775, 3966875, 4688125, 10313875, 51569375]

約数ペア:

[(1, 51569375), (5, 10313875), (11, 4688125), (13, 3966875), (25, 2062775), (55, 937625), (65, 793375), (125, 412555), (143, 360625), (275, 187525), (325, 158675), (577, 89375), (625, 82511), (715, 72125), (1375, 37505), (1625, 31735), (2885, 17875), (3575, 14425), (6347, 8125), (6875, 7501)]