78323830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{937}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 152226144

約数和(自身を除く): 73902314

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 643, 937, 1286, 1874, 3215, 4685, 6430, 8359, 9370, 12181, 16718, 24362, 41795, 60905, 83590, 121810, 602491, 1204982, 3012455, 6024910, 7832383, 15664766, 39161915, 78323830]

約数ペア:

[(1, 78323830), (2, 39161915), (5, 15664766), (10, 7832383), (13, 6024910), (26, 3012455), (65, 1204982), (130, 602491), (643, 121810), (937, 83590), (1286, 60905), (1874, 41795), (3215, 24362), (4685, 16718), (6430, 12181), (8359, 9370)]