72401888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{647}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 154314720

約数和(自身を除く): 81912832

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 269, 416, 538, 647, 1076, 1294, 2152, 2588, 3497, 4304, 5176, 6994, 8411, 8608, 10352, 13988, 16822, 20704, 27976, 33644, 55952, 67288, 111904, 134576, 174043, 269152, 348086, 696172, 1392344, 2262559, 2784688, 4525118, 5569376, 9050236, 18100472, 36200944, 72401888]

約数ペア:

[(1, 72401888), (2, 36200944), (4, 18100472), (8, 9050236), (13, 5569376), (16, 4525118), (26, 2784688), (32, 2262559), (52, 1392344), (104, 696172), (208, 348086), (269, 269152), (416, 174043), (538, 134576), (647, 111904), (1076, 67288), (1294, 55952), (2152, 33644), (2588, 27976), (3497, 20704), (4304, 16822), (5176, 13988), (6994, 10352), (8411, 8608)]