171488390

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{1259}}^1$

素因数の和:1576

約数の個数: 32

約数和(自身を含む): 315977760

約数和(自身を除く): 144489370

約数列:

[1, 2, 5, 10, 53, 106, 257, 265, 514, 530, 1259, 1285, 2518, 2570, 6295, 12590, 13621, 27242, 66727, 68105, 133454, 136210, 323563, 333635, 647126, 667270, 1617815, 3235630, 17148839, 34297678, 85744195, 171488390]

約数ペア:

[(1, 171488390), (2, 85744195), (5, 34297678), (10, 17148839), (53, 3235630), (106, 1617815), (257, 667270), (265, 647126), (514, 333635), (530, 323563), (1259, 136210), (1285, 133454), (2518, 68105), (2570, 66727), (6295, 27242), (12590, 13621)]