91457488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 196773120

約数和(自身を除く): 105315632

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 47, 74, 76, 94, 148, 152, 173, 188, 296, 304, 346, 376, 592, 692, 703, 752, 893, 1384, 1406, 1739, 1786, 2768, 2812, 3287, 3478, 3572, 5624, 6401, 6574, 6956, 7144, 8131, 11248, 12802, 13148, 13912, 14288, 16262, 25604, 26296, 27824, 32524, 33041, 51208, 52592, 65048, 66082, 102416, 121619, 130096, 132164, 154489, 243238, 264328, 300847, 308978, 486476, 528656, 601694, 617956, 972952, 1203388, 1235912, 1945904, 2406776, 2471824, 4813552, 5716093, 11432186, 22864372, 45728744, 91457488]

約数ペア:

[(1, 91457488), (2, 45728744), (4, 22864372), (8, 11432186), (16, 5716093), (19, 4813552), (37, 2471824), (38, 2406776), (47, 1945904), (74, 1235912), (76, 1203388), (94, 972952), (148, 617956), (152, 601694), (173, 528656), (188, 486476), (296, 308978), (304, 300847), (346, 264328), (376, 243238), (592, 154489), (692, 132164), (703, 130096), (752, 121619), (893, 102416), (1384, 66082), (1406, 65048), (1739, 52592), (1786, 51208), (2768, 33041), (2812, 32524), (3287, 27824), (3478, 26296), (3572, 25604), (5624, 16262), (6401, 14288), (6574, 13912), (6956, 13148), (7144, 12802), (8131, 11248)]