68741920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33049}}^1$

素因数の和:33077

約数の個数: 48

約数和(自身を含む): 174900600

約数和(自身を除く): 106158680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 33049, 66098, 132196, 165245, 264392, 330490, 429637, 528784, 660980, 859274, 1057568, 1321960, 1718548, 2148185, 2643920, 3437096, 4296370, 5287840, 6874192, 8592740, 13748384, 17185480, 34370960, 68741920]

約数ペア:

[(1, 68741920), (2, 34370960), (4, 17185480), (5, 13748384), (8, 8592740), (10, 6874192), (13, 5287840), (16, 4296370), (20, 3437096), (26, 2643920), (32, 2148185), (40, 1718548), (52, 1321960), (65, 1057568), (80, 859274), (104, 660980), (130, 528784), (160, 429637), (208, 330490), (260, 264392), (416, 165245), (520, 132196), (1040, 66098), (2080, 33049)]