28102880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 73029600

約数和(自身を除く): 44926720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 130, 160, 208, 229, 236, 260, 295, 416, 458, 472, 520, 590, 767, 916, 944, 1040, 1145, 1180, 1534, 1832, 1888, 2080, 2290, 2360, 2977, 3068, 3664, 3835, 4580, 4720, 5954, 6136, 7328, 7670, 9160, 9440, 11908, 12272, 13511, 14885, 15340, 18320, 23816, 24544, 27022, 29770, 30680, 36640, 47632, 54044, 59540, 61360, 67555, 95264, 108088, 119080, 122720, 135110, 175643, 216176, 238160, 270220, 351286, 432352, 476320, 540440, 702572, 878215, 1080880, 1405144, 1756430, 2161760, 2810288, 3512860, 5620576, 7025720, 14051440, 28102880]

約数ペア:

[(1, 28102880), (2, 14051440), (4, 7025720), (5, 5620576), (8, 3512860), (10, 2810288), (13, 2161760), (16, 1756430), (20, 1405144), (26, 1080880), (32, 878215), (40, 702572), (52, 540440), (59, 476320), (65, 432352), (80, 351286), (104, 270220), (118, 238160), (130, 216176), (160, 175643), (208, 135110), (229, 122720), (236, 119080), (260, 108088), (295, 95264), (416, 67555), (458, 61360), (472, 59540), (520, 54044), (590, 47632), (767, 36640), (916, 30680), (944, 29770), (1040, 27022), (1145, 24544), (1180, 23816), (1534, 18320), (1832, 15340), (1888, 14885), (2080, 13511), (2290, 12272), (2360, 11908), (2977, 9440), (3068, 9160), (3664, 7670), (3835, 7328), (4580, 6136), (4720, 5954)]