64590010

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 118972800

約数和(自身を除く): 54382790

約数列:

[1, 2, 5, 10, 67, 134, 149, 298, 335, 647, 670, 745, 1294, 1490, 3235, 6470, 9983, 19966, 43349, 49915, 86698, 96403, 99830, 192806, 216745, 433490, 482015, 964030, 6459001, 12918002, 32295005, 64590010]

約数ペア:

[(1, 64590010), (2, 32295005), (5, 12918002), (10, 6459001), (67, 964030), (134, 482015), (149, 433490), (298, 216745), (335, 192806), (647, 99830), (670, 96403), (745, 86698), (1294, 49915), (1490, 43349), (3235, 19966), (6470, 9983)]