402297025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53819}}^1$

素因数の和:53865

約数の個数: 24

約数和(自身を含む): 560589120

約数和(自身を除く): 158292095

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 53819, 269095, 699647, 1237837, 1345475, 3498235, 6189185, 16091881, 17491175, 30945925, 80459405, 402297025]

約数ペア:

[(1, 402297025), (5, 80459405), (13, 30945925), (23, 17491175), (25, 16091881), (65, 6189185), (115, 3498235), (299, 1345475), (325, 1237837), (575, 699647), (1495, 269095), (7475, 53819)]