17420295625

素因数分解:

$5^4\times {\mathrm{1303}}^1\times {\mathrm{21391}}^1$

素因数の和:22714

約数の個数: 20

約数和(自身を含む): 21786126208

約数和(自身を除く): 4365830583

約数列:

[1, 5, 25, 125, 625, 1303, 6515, 21391, 32575, 106955, 162875, 534775, 814375, 2673875, 13369375, 27872473, 139362365, 696811825, 3484059125, 17420295625]

約数ペア:

[(1, 17420295625), (5, 3484059125), (25, 696811825), (125, 139362365), (625, 27872473), (1303, 13369375), (6515, 2673875), (21391, 814375), (32575, 534775), (106955, 162875)]