64123190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1579}}^1$

素因数の和:1748

約数の個数: 32

約数和(自身を含む): 120130560

約数和(自身を除く): 56007370

約数列:

[1, 2, 5, 10, 31, 62, 131, 155, 262, 310, 655, 1310, 1579, 3158, 4061, 7895, 8122, 15790, 20305, 40610, 48949, 97898, 206849, 244745, 413698, 489490, 1034245, 2068490, 6412319, 12824638, 32061595, 64123190]

約数ペア:

[(1, 64123190), (2, 32061595), (5, 12824638), (10, 6412319), (31, 2068490), (62, 1034245), (131, 489490), (155, 413698), (262, 244745), (310, 206849), (655, 97898), (1310, 48949), (1579, 40610), (3158, 20305), (4061, 15790), (7895, 8122)]