64802556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 204492288

約数和(自身を除く): 139689732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 131, 151, 156, 182, 234, 252, 262, 273, 302, 364, 393, 453, 468, 524, 546, 604, 786, 819, 906, 917, 1057, 1092, 1179, 1359, 1572, 1638, 1703, 1812, 1834, 1963, 2114, 2358, 2718, 2751, 3171, 3276, 3406, 3668, 3926, 4228, 4716, 5109, 5436, 5502, 5889, 6342, 6812, 7852, 8253, 9513, 10218, 11004, 11778, 11921, 12684, 13741, 15327, 16506, 17667, 19026, 19781, 20436, 23556, 23842, 27482, 30654, 33012, 35334, 35763, 38052, 39562, 41223, 47684, 54964, 59343, 61308, 70668, 71526, 79124, 82446, 107289, 118686, 123669, 138467, 143052, 164892, 178029, 214578, 237372, 247338, 257153, 276934, 356058, 415401, 429156, 494676, 514306, 553868, 712116, 771459, 830802, 1028612, 1246203, 1542918, 1661604, 1800071, 2314377, 2492406, 3085836, 3600142, 4628754, 4984812, 5400213, 7200284, 9257508, 10800426, 16200639, 21600852, 32401278, 64802556]

約数ペア:

[(1, 64802556), (2, 32401278), (3, 21600852), (4, 16200639), (6, 10800426), (7, 9257508), (9, 7200284), (12, 5400213), (13, 4984812), (14, 4628754), (18, 3600142), (21, 3085836), (26, 2492406), (28, 2314377), (36, 1800071), (39, 1661604), (42, 1542918), (52, 1246203), (63, 1028612), (78, 830802), (84, 771459), (91, 712116), (117, 553868), (126, 514306), (131, 494676), (151, 429156), (156, 415401), (182, 356058), (234, 276934), (252, 257153), (262, 247338), (273, 237372), (302, 214578), (364, 178029), (393, 164892), (453, 143052), (468, 138467), (524, 123669), (546, 118686), (604, 107289), (786, 82446), (819, 79124), (906, 71526), (917, 70668), (1057, 61308), (1092, 59343), (1179, 54964), (1359, 47684), (1572, 41223), (1638, 39562), (1703, 38052), (1812, 35763), (1834, 35334), (1963, 33012), (2114, 30654), (2358, 27482), (2718, 23842), (2751, 23556), (3171, 20436), (3276, 19781), (3406, 19026), (3668, 17667), (3926, 16506), (4228, 15327), (4716, 13741), (5109, 12684), (5436, 11921), (5502, 11778), (5889, 11004), (6342, 10218), (6812, 9513), (7852, 8253)]