20229625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 27780480

約数和(自身を除く): 7550855

約数列:

[1, 5, 13, 25, 59, 65, 125, 211, 295, 325, 767, 1055, 1475, 1625, 2743, 3835, 5275, 7375, 12449, 13715, 19175, 26375, 62245, 68575, 95875, 161837, 311225, 342875, 809185, 1556125, 4045925, 20229625]

約数ペア:

[(1, 20229625), (5, 4045925), (13, 1556125), (25, 809185), (59, 342875), (65, 311225), (125, 161837), (211, 95875), (295, 68575), (325, 62245), (767, 26375), (1055, 19175), (1475, 13715), (1625, 12449), (2743, 7375), (3835, 5275)]