66630980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8837}}^1$

素因数の和:8888

約数の個数: 48

約数和(自身を含む): 155902320

約数和(自身を除く): 89271340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 8837, 17674, 35348, 44185, 88370, 114881, 176740, 229762, 256273, 459524, 512546, 574405, 1025092, 1148810, 1281365, 2297620, 2562730, 3331549, 5125460, 6663098, 13326196, 16657745, 33315490, 66630980]

約数ペア:

[(1, 66630980), (2, 33315490), (4, 16657745), (5, 13326196), (10, 6663098), (13, 5125460), (20, 3331549), (26, 2562730), (29, 2297620), (52, 1281365), (58, 1148810), (65, 1025092), (116, 574405), (130, 512546), (145, 459524), (260, 256273), (290, 229762), (377, 176740), (580, 114881), (754, 88370), (1508, 44185), (1885, 35348), (3770, 17674), (7540, 8837)]