51611456

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 112

約数和(自身を含む): 120975120

約数和(自身を除く): 69363664

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 41, 52, 64, 68, 82, 89, 104, 136, 164, 178, 208, 221, 272, 328, 356, 416, 442, 533, 544, 656, 697, 712, 832, 884, 1066, 1088, 1157, 1312, 1394, 1424, 1513, 1768, 2132, 2314, 2624, 2788, 2848, 3026, 3536, 3649, 4264, 4628, 5576, 5696, 6052, 7072, 7298, 8528, 9061, 9256, 11152, 12104, 14144, 14596, 17056, 18122, 18512, 19669, 22304, 24208, 29192, 34112, 36244, 37024, 39338, 44608, 47437, 48416, 58384, 62033, 72488, 74048, 78676, 94874, 96832, 116768, 124066, 144976, 157352, 189748, 233536, 248132, 289952, 314704, 379496, 496264, 579904, 629408, 758992, 806429, 992528, 1258816, 1517984, 1612858, 1985056, 3035968, 3225716, 3970112, 6451432, 12902864, 25805728, 51611456]

約数ペア:

[(1, 51611456), (2, 25805728), (4, 12902864), (8, 6451432), (13, 3970112), (16, 3225716), (17, 3035968), (26, 1985056), (32, 1612858), (34, 1517984), (41, 1258816), (52, 992528), (64, 806429), (68, 758992), (82, 629408), (89, 579904), (104, 496264), (136, 379496), (164, 314704), (178, 289952), (208, 248132), (221, 233536), (272, 189748), (328, 157352), (356, 144976), (416, 124066), (442, 116768), (533, 96832), (544, 94874), (656, 78676), (697, 74048), (712, 72488), (832, 62033), (884, 58384), (1066, 48416), (1088, 47437), (1157, 44608), (1312, 39338), (1394, 37024), (1424, 36244), (1513, 34112), (1768, 29192), (2132, 24208), (2314, 22304), (2624, 19669), (2788, 18512), (2848, 18122), (3026, 17056), (3536, 14596), (3649, 14144), (4264, 12104), (4628, 11152), (5576, 9256), (5696, 9061), (6052, 8528), (7072, 7298)]