87352720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 160

約数和(自身を含む): 254983680

約数和(自身を除く): 167630960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 169, 182, 208, 260, 280, 284, 338, 355, 364, 455, 497, 520, 560, 568, 676, 710, 728, 845, 910, 923, 994, 1040, 1136, 1183, 1352, 1420, 1456, 1690, 1820, 1846, 1988, 2197, 2366, 2485, 2704, 2840, 3380, 3640, 3692, 3976, 4394, 4615, 4732, 4970, 5680, 5915, 6461, 6760, 7280, 7384, 7952, 8788, 9230, 9464, 9940, 10985, 11830, 11999, 12922, 13520, 14768, 15379, 17576, 18460, 18928, 19880, 21970, 23660, 23998, 25844, 30758, 32305, 35152, 36920, 39760, 43940, 47320, 47996, 51688, 59995, 61516, 64610, 73840, 76895, 83993, 87880, 94640, 95992, 103376, 119990, 123032, 129220, 153790, 155987, 167986, 175760, 191984, 239980, 246064, 258440, 307580, 311974, 335972, 419965, 479960, 516880, 615160, 623948, 671944, 779935, 839930, 959920, 1091909, 1230320, 1247896, 1343888, 1559870, 1679860, 2183818, 2495792, 3119740, 3359720, 4367636, 5459545, 6239480, 6719440, 8735272, 10919090, 12478960, 17470544, 21838180, 43676360, 87352720]

約数ペア:

[(1, 87352720), (2, 43676360), (4, 21838180), (5, 17470544), (7, 12478960), (8, 10919090), (10, 8735272), (13, 6719440), (14, 6239480), (16, 5459545), (20, 4367636), (26, 3359720), (28, 3119740), (35, 2495792), (40, 2183818), (52, 1679860), (56, 1559870), (65, 1343888), (70, 1247896), (71, 1230320), (80, 1091909), (91, 959920), (104, 839930), (112, 779935), (130, 671944), (140, 623948), (142, 615160), (169, 516880), (182, 479960), (208, 419965), (260, 335972), (280, 311974), (284, 307580), (338, 258440), (355, 246064), (364, 239980), (455, 191984), (497, 175760), (520, 167986), (560, 155987), (568, 153790), (676, 129220), (710, 123032), (728, 119990), (845, 103376), (910, 95992), (923, 94640), (994, 87880), (1040, 83993), (1136, 76895), (1183, 73840), (1352, 64610), (1420, 61516), (1456, 59995), (1690, 51688), (1820, 47996), (1846, 47320), (1988, 43940), (2197, 39760), (2366, 36920), (2485, 35152), (2704, 32305), (2840, 30758), (3380, 25844), (3640, 23998), (3692, 23660), (3976, 21970), (4394, 19880), (4615, 18928), (4732, 18460), (4970, 17576), (5680, 15379), (5915, 14768), (6461, 13520), (6760, 12922), (7280, 11999), (7384, 11830), (7952, 10985), (8788, 9940), (9230, 9464)]