51545648

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 130616640

約数和(自身を除く): 79070992

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 49, 56, 77, 86, 88, 98, 112, 139, 154, 172, 176, 196, 278, 301, 308, 344, 392, 473, 539, 556, 602, 616, 688, 784, 946, 973, 1078, 1112, 1204, 1232, 1529, 1892, 1946, 2107, 2156, 2224, 2408, 3058, 3311, 3784, 3892, 4214, 4312, 4816, 5977, 6116, 6622, 6811, 7568, 7784, 8428, 8624, 10703, 11954, 12232, 13244, 13622, 15568, 16856, 21406, 23177, 23908, 24464, 26488, 27244, 33712, 41839, 42812, 46354, 47816, 52976, 54488, 65747, 74921, 83678, 85624, 92708, 95632, 108976, 131494, 149842, 167356, 171248, 185416, 262988, 292873, 299684, 334712, 370832, 460229, 525976, 585746, 599368, 669424, 920458, 1051952, 1171492, 1198736, 1840916, 2342984, 3221603, 3681832, 4685968, 6443206, 7363664, 12886412, 25772824, 51545648]

約数ペア:

[(1, 51545648), (2, 25772824), (4, 12886412), (7, 7363664), (8, 6443206), (11, 4685968), (14, 3681832), (16, 3221603), (22, 2342984), (28, 1840916), (43, 1198736), (44, 1171492), (49, 1051952), (56, 920458), (77, 669424), (86, 599368), (88, 585746), (98, 525976), (112, 460229), (139, 370832), (154, 334712), (172, 299684), (176, 292873), (196, 262988), (278, 185416), (301, 171248), (308, 167356), (344, 149842), (392, 131494), (473, 108976), (539, 95632), (556, 92708), (602, 85624), (616, 83678), (688, 74921), (784, 65747), (946, 54488), (973, 52976), (1078, 47816), (1112, 46354), (1204, 42812), (1232, 41839), (1529, 33712), (1892, 27244), (1946, 26488), (2107, 24464), (2156, 23908), (2224, 23177), (2408, 21406), (3058, 16856), (3311, 15568), (3784, 13622), (3892, 13244), (4214, 12232), (4312, 11954), (4816, 10703), (5977, 8624), (6116, 8428), (6622, 7784), (6811, 7568)]