520216456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1$

素因数の和:974

約数の個数: 64

約数和(自身を含む): 1074055680

約数和(自身を除く): 553839224

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 163, 248, 326, 527, 652, 757, 1054, 1304, 1514, 2108, 2771, 3028, 4216, 5053, 5542, 6056, 10106, 11084, 12869, 20212, 22168, 23467, 25738, 40424, 46934, 51476, 85901, 93868, 102952, 123391, 171802, 187736, 246782, 343604, 398939, 493564, 687208, 797878, 987128, 1595756, 2097647, 3191512, 3825121, 4195294, 7650242, 8390588, 15300484, 16781176, 30600968, 65027057, 130054114, 260108228, 520216456]

約数ペア:

[(1, 520216456), (2, 260108228), (4, 130054114), (8, 65027057), (17, 30600968), (31, 16781176), (34, 15300484), (62, 8390588), (68, 7650242), (124, 4195294), (136, 3825121), (163, 3191512), (248, 2097647), (326, 1595756), (527, 987128), (652, 797878), (757, 687208), (1054, 493564), (1304, 398939), (1514, 343604), (2108, 246782), (2771, 187736), (3028, 171802), (4216, 123391), (5053, 102952), (5542, 93868), (6056, 85901), (10106, 51476), (11084, 46934), (12869, 40424), (20212, 25738), (22168, 23467)]