161961490

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{1301}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 298105920

約数和(自身を除く): 136144430

約数列:

[1, 2, 5, 10, 59, 118, 211, 295, 422, 590, 1055, 1301, 2110, 2602, 6505, 12449, 13010, 24898, 62245, 76759, 124490, 153518, 274511, 383795, 549022, 767590, 1372555, 2745110, 16196149, 32392298, 80980745, 161961490]

約数ペア:

[(1, 161961490), (2, 80980745), (5, 32392298), (10, 16196149), (59, 2745110), (118, 1372555), (211, 767590), (295, 549022), (422, 383795), (590, 274511), (1055, 153518), (1301, 124490), (2110, 76759), (2602, 62245), (6505, 24898), (12449, 13010)]