27887600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:235

約数の個数: 120

約数和(自身を含む): 74911872

約数和(自身を除く): 47024272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 173, 200, 208, 248, 260, 310, 325, 346, 400, 403, 496, 520, 620, 650, 692, 775, 806, 865, 1040, 1240, 1300, 1384, 1550, 1612, 1730, 2015, 2249, 2480, 2600, 2768, 3100, 3224, 3460, 4030, 4325, 4498, 5200, 5363, 6200, 6448, 6920, 8060, 8650, 8996, 10075, 10726, 11245, 12400, 13840, 16120, 17300, 17992, 20150, 21452, 22490, 26815, 32240, 34600, 35984, 40300, 42904, 44980, 53630, 56225, 69200, 69719, 80600, 85808, 89960, 107260, 112450, 134075, 139438, 161200, 179920, 214520, 224900, 268150, 278876, 348595, 429040, 449800, 536300, 557752, 697190, 899600, 1072600, 1115504, 1394380, 1742975, 2145200, 2788760, 3485950, 5577520, 6971900, 13943800, 27887600]

約数ペア:

[(1, 27887600), (2, 13943800), (4, 6971900), (5, 5577520), (8, 3485950), (10, 2788760), (13, 2145200), (16, 1742975), (20, 1394380), (25, 1115504), (26, 1072600), (31, 899600), (40, 697190), (50, 557752), (52, 536300), (62, 449800), (65, 429040), (80, 348595), (100, 278876), (104, 268150), (124, 224900), (130, 214520), (155, 179920), (173, 161200), (200, 139438), (208, 134075), (248, 112450), (260, 107260), (310, 89960), (325, 85808), (346, 80600), (400, 69719), (403, 69200), (496, 56225), (520, 53630), (620, 44980), (650, 42904), (692, 40300), (775, 35984), (806, 34600), (865, 32240), (1040, 26815), (1240, 22490), (1300, 21452), (1384, 20150), (1550, 17992), (1612, 17300), (1730, 16120), (2015, 13840), (2249, 12400), (2480, 11245), (2600, 10726), (2768, 10075), (3100, 8996), (3224, 8650), (3460, 8060), (4030, 6920), (4325, 6448), (4498, 6200), (5200, 5363)]