55751865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 100826880

約数和(自身を除く): 45075015

約数列:

[1, 3, 5, 13, 15, 39, 43, 61, 65, 109, 129, 183, 195, 215, 305, 327, 545, 559, 645, 793, 915, 1417, 1635, 1677, 2379, 2623, 2795, 3965, 4251, 4687, 6649, 7085, 7869, 8385, 11895, 13115, 14061, 19947, 21255, 23435, 33245, 34099, 39345, 60931, 70305, 86437, 99735, 102297, 170495, 182793, 259311, 285907, 304655, 432185, 511485, 857721, 913965, 1296555, 1429535, 3716791, 4288605, 11150373, 18583955, 55751865]

約数ペア:

[(1, 55751865), (3, 18583955), (5, 11150373), (13, 4288605), (15, 3716791), (39, 1429535), (43, 1296555), (61, 913965), (65, 857721), (109, 511485), (129, 432185), (183, 304655), (195, 285907), (215, 259311), (305, 182793), (327, 170495), (545, 102297), (559, 99735), (645, 86437), (793, 70305), (915, 60931), (1417, 39345), (1635, 34099), (1677, 33245), (2379, 23435), (2623, 21255), (2795, 19947), (3965, 14061), (4251, 13115), (4687, 11895), (6649, 8385), (7085, 7869)]