55258060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^2$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 137316816

約数和(自身を除く): 82058756

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 139, 143, 220, 260, 278, 286, 556, 572, 695, 715, 1390, 1430, 1529, 1807, 2780, 2860, 3058, 3614, 6116, 7228, 7645, 9035, 15290, 18070, 19321, 19877, 30580, 36140, 38642, 39754, 77284, 79508, 96605, 99385, 193210, 198770, 212531, 251173, 386420, 397540, 425062, 502346, 850124, 1004692, 1062655, 1255865, 2125310, 2511730, 2762903, 4250620, 5023460, 5525806, 11051612, 13814515, 27629030, 55258060]

約数ペア:

[(1, 55258060), (2, 27629030), (4, 13814515), (5, 11051612), (10, 5525806), (11, 5023460), (13, 4250620), (20, 2762903), (22, 2511730), (26, 2125310), (44, 1255865), (52, 1062655), (55, 1004692), (65, 850124), (110, 502346), (130, 425062), (139, 397540), (143, 386420), (220, 251173), (260, 212531), (278, 198770), (286, 193210), (556, 99385), (572, 96605), (695, 79508), (715, 77284), (1390, 39754), (1430, 38642), (1529, 36140), (1807, 30580), (2780, 19877), (2860, 19321), (3058, 18070), (3614, 15290), (6116, 9035), (7228, 7645)]