25694864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 57746304

約数和(自身を除く): 32051440

約数列:

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

約数ペア:

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