129643910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^2$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 260621712

約数和(自身を除く): 130977802

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 139, 278, 305, 610, 671, 695, 1342, 1390, 1529, 3058, 3355, 6710, 7645, 8479, 15290, 16958, 19321, 38642, 42395, 84790, 93269, 96605, 186538, 193210, 212531, 425062, 466345, 932690, 1062655, 1178581, 2125310, 2357162, 5892905, 11785810, 12964391, 25928782, 64821955, 129643910]

約数ペア:

[(1, 129643910), (2, 64821955), (5, 25928782), (10, 12964391), (11, 11785810), (22, 5892905), (55, 2357162), (61, 2125310), (110, 1178581), (122, 1062655), (139, 932690), (278, 466345), (305, 425062), (610, 212531), (671, 193210), (695, 186538), (1342, 96605), (1390, 93269), (1529, 84790), (3058, 42395), (3355, 38642), (6710, 19321), (7645, 16958), (8479, 15290)]