85718125

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 114713280

約数和(自身を除く): 28995155

約数列:

[1, 5, 23, 25, 67, 89, 115, 125, 335, 445, 575, 625, 1541, 1675, 2047, 2225, 2875, 5963, 7705, 8375, 10235, 11125, 14375, 29815, 38525, 41875, 51175, 55625, 137149, 149075, 192625, 255875, 685745, 745375, 963125, 1279375, 3428725, 3726875, 17143625, 85718125]

約数ペア:

[(1, 85718125), (5, 17143625), (23, 3726875), (25, 3428725), (67, 1279375), (89, 963125), (115, 745375), (125, 685745), (335, 255875), (445, 192625), (575, 149075), (625, 137149), (1541, 55625), (1675, 51175), (2047, 41875), (2225, 38525), (2875, 29815), (5963, 14375), (7705, 11125), (8375, 10235)]