208065728

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 112

約数和(自身を含む): 473147136

約数和(自身を除く): 265081408

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 83, 92, 104, 131, 166, 184, 208, 262, 299, 332, 368, 416, 524, 598, 664, 736, 832, 1048, 1079, 1196, 1328, 1472, 1703, 1909, 2096, 2158, 2392, 2656, 3013, 3406, 3818, 4192, 4316, 4784, 5312, 6026, 6812, 7636, 8384, 8632, 9568, 10873, 12052, 13624, 15272, 17264, 19136, 21746, 24104, 24817, 27248, 30544, 34528, 39169, 43492, 48208, 49634, 54496, 61088, 69056, 78338, 86984, 96416, 99268, 108992, 122176, 141349, 156676, 173968, 192832, 198536, 250079, 282698, 313352, 347936, 397072, 500158, 565396, 626704, 695872, 794144, 1000316, 1130792, 1253408, 1588288, 2000632, 2261584, 2506816, 3251027, 4001264, 4523168, 6502054, 8002528, 9046336, 13004108, 16005056, 26008216, 52016432, 104032864, 208065728]

約数ペア:

[(1, 208065728), (2, 104032864), (4, 52016432), (8, 26008216), (13, 16005056), (16, 13004108), (23, 9046336), (26, 8002528), (32, 6502054), (46, 4523168), (52, 4001264), (64, 3251027), (83, 2506816), (92, 2261584), (104, 2000632), (131, 1588288), (166, 1253408), (184, 1130792), (208, 1000316), (262, 794144), (299, 695872), (332, 626704), (368, 565396), (416, 500158), (524, 397072), (598, 347936), (664, 313352), (736, 282698), (832, 250079), (1048, 198536), (1079, 192832), (1196, 173968), (1328, 156676), (1472, 141349), (1703, 122176), (1909, 108992), (2096, 99268), (2158, 96416), (2392, 86984), (2656, 78338), (3013, 69056), (3406, 61088), (3818, 54496), (4192, 49634), (4316, 48208), (4784, 43492), (5312, 39169), (6026, 34528), (6812, 30544), (7636, 27248), (8384, 24817), (8632, 24104), (9568, 21746), (10873, 19136), (12052, 17264), (13624, 15272)]