20750058290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{201281}}^1$

素因数の和:201375

約数の個数: 48

約数和(自身を含む): 41107420296

約数和(自身を除く): 20357362006

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 169, 305, 338, 610, 793, 845, 1586, 1690, 3965, 7930, 10309, 20618, 51545, 103090, 201281, 402562, 1006405, 2012810, 2616653, 5233306, 12278141, 13083265, 24556282, 26166530, 34016489, 61390705, 68032978, 122781410, 159615833, 170082445, 319231666, 340164890, 798079165, 1596158330, 2075005829, 4150011658, 10375029145, 20750058290]

約数ペア:

[(1, 20750058290), (2, 10375029145), (5, 4150011658), (10, 2075005829), (13, 1596158330), (26, 798079165), (61, 340164890), (65, 319231666), (122, 170082445), (130, 159615833), (169, 122781410), (305, 68032978), (338, 61390705), (610, 34016489), (793, 26166530), (845, 24556282), (1586, 13083265), (1690, 12278141), (3965, 5233306), (7930, 2616653), (10309, 2012810), (20618, 1006405), (51545, 402562), (103090, 201281)]