51389728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 117355392

約数和(自身を除く): 65965664

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 41, 46, 52, 82, 92, 104, 131, 164, 184, 208, 262, 299, 328, 368, 416, 524, 533, 598, 656, 736, 943, 1048, 1066, 1196, 1312, 1703, 1886, 2096, 2132, 2392, 3013, 3406, 3772, 4192, 4264, 4784, 5371, 6026, 6812, 7544, 8528, 9568, 10742, 12052, 12259, 13624, 15088, 17056, 21484, 24104, 24518, 27248, 30176, 39169, 42968, 48208, 49036, 54496, 69823, 78338, 85936, 96416, 98072, 123533, 139646, 156676, 171872, 196144, 247066, 279292, 313352, 392288, 494132, 558584, 626704, 988264, 1117168, 1253408, 1605929, 1976528, 2234336, 3211858, 3953056, 6423716, 12847432, 25694864, 51389728]

約数ペア:

[(1, 51389728), (2, 25694864), (4, 12847432), (8, 6423716), (13, 3953056), (16, 3211858), (23, 2234336), (26, 1976528), (32, 1605929), (41, 1253408), (46, 1117168), (52, 988264), (82, 626704), (92, 558584), (104, 494132), (131, 392288), (164, 313352), (184, 279292), (208, 247066), (262, 196144), (299, 171872), (328, 156676), (368, 139646), (416, 123533), (524, 98072), (533, 96416), (598, 85936), (656, 78338), (736, 69823), (943, 54496), (1048, 49036), (1066, 48208), (1196, 42968), (1312, 39169), (1703, 30176), (1886, 27248), (2096, 24518), (2132, 24104), (2392, 21484), (3013, 17056), (3406, 15088), (3772, 13624), (4192, 12259), (4264, 12052), (4784, 10742), (5371, 9568), (6026, 8528), (6812, 7544)]