90121936

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 189987840

約数和(自身を除く): 99865904

約数列:

[1, 2, 4, 8, 16, 37, 41, 47, 74, 79, 82, 94, 148, 158, 164, 188, 296, 316, 328, 376, 592, 632, 656, 752, 1264, 1517, 1739, 1927, 2923, 3034, 3239, 3478, 3713, 3854, 5846, 6068, 6478, 6956, 7426, 7708, 11692, 12136, 12956, 13912, 14852, 15416, 23384, 24272, 25912, 27824, 29704, 30832, 46768, 51824, 59408, 71299, 119843, 137381, 142598, 152233, 239686, 274762, 285196, 304466, 479372, 549524, 570392, 608932, 958744, 1099048, 1140784, 1217864, 1917488, 2198096, 2435728, 5632621, 11265242, 22530484, 45060968, 90121936]

約数ペア:

[(1, 90121936), (2, 45060968), (4, 22530484), (8, 11265242), (16, 5632621), (37, 2435728), (41, 2198096), (47, 1917488), (74, 1217864), (79, 1140784), (82, 1099048), (94, 958744), (148, 608932), (158, 570392), (164, 549524), (188, 479372), (296, 304466), (316, 285196), (328, 274762), (376, 239686), (592, 152233), (632, 142598), (656, 137381), (752, 119843), (1264, 71299), (1517, 59408), (1739, 51824), (1927, 46768), (2923, 30832), (3034, 29704), (3239, 27824), (3478, 25912), (3713, 24272), (3854, 23384), (5846, 15416), (6068, 14852), (6478, 13912), (6956, 12956), (7426, 12136), (7708, 11692)]