1081478450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1663813}}^1$

素因数の和:1663838

約数の個数: 24

約数和(自身を含む): 2166285828

約数和(自身を除く): 1084807378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1663813, 3327626, 8319065, 16638130, 21629569, 41595325, 43259138, 83190650, 108147845, 216295690, 540739225, 1081478450]

約数ペア:

[(1, 1081478450), (2, 540739225), (5, 216295690), (10, 108147845), (13, 83190650), (25, 43259138), (26, 41595325), (50, 21629569), (65, 16638130), (130, 8319065), (325, 3327626), (650, 1663813)]