78685490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{1049}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 152938800

約数和(自身を除く): 74253310

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 577, 1049, 1154, 2098, 2885, 5245, 5770, 7501, 10490, 13637, 15002, 27274, 37505, 68185, 75010, 136370, 605273, 1210546, 3026365, 6052730, 7868549, 15737098, 39342745, 78685490]

約数ペア:

[(1, 78685490), (2, 39342745), (5, 15737098), (10, 7868549), (13, 6052730), (26, 3026365), (65, 1210546), (130, 605273), (577, 136370), (1049, 75010), (1154, 68185), (2098, 37505), (2885, 27274), (5245, 15002), (5770, 13637), (7501, 10490)]