80868530

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{647}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 151165440

約数和(自身を除く): 70296910

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 431, 647, 862, 1294, 2155, 3235, 4310, 6470, 12499, 18763, 24998, 37526, 62495, 93815, 124990, 187630, 278857, 557714, 1394285, 2788570, 8086853, 16173706, 40434265, 80868530]

約数ペア:

[(1, 80868530), (2, 40434265), (5, 16173706), (10, 8086853), (29, 2788570), (58, 1394285), (145, 557714), (290, 278857), (431, 187630), (647, 124990), (862, 93815), (1294, 62495), (2155, 37526), (3235, 24998), (4310, 18763), (6470, 12499)]