71574490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1373}}^1$

素因数の和:1794

約数の個数: 32

約数和(自身を含む): 139191696

約数和(自身を除く): 67617206

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 401, 802, 1373, 2005, 2746, 4010, 5213, 6865, 10426, 13730, 17849, 26065, 35698, 52130, 89245, 178490, 550573, 1101146, 2752865, 5505730, 7157449, 14314898, 35787245, 71574490]

約数ペア:

[(1, 71574490), (2, 35787245), (5, 14314898), (10, 7157449), (13, 5505730), (26, 2752865), (65, 1101146), (130, 550573), (401, 178490), (802, 89245), (1373, 52130), (2005, 35698), (2746, 26065), (4010, 17849), (5213, 13730), (6865, 10426)]