90758080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1362

約数の個数: 112

約数和(自身を含む): 255154176

約数和(自身を除く): 164396096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1307, 1736, 1984, 2170, 2240, 2480, 2614, 3472, 4340, 4960, 5228, 6535, 6944, 8680, 9149, 9920, 10456, 13070, 13888, 17360, 18298, 20912, 26140, 34720, 36596, 40517, 41824, 45745, 52280, 69440, 73192, 81034, 83648, 91490, 104560, 146384, 162068, 182980, 202585, 209120, 283619, 292768, 324136, 365960, 405170, 418240, 567238, 585536, 648272, 731920, 810340, 1134476, 1296544, 1418095, 1463840, 1620680, 2268952, 2593088, 2836190, 2927680, 3241360, 4537904, 5672380, 6482720, 9075808, 11344760, 12965440, 18151616, 22689520, 45379040, 90758080]

約数ペア:

[(1, 90758080), (2, 45379040), (4, 22689520), (5, 18151616), (7, 12965440), (8, 11344760), (10, 9075808), (14, 6482720), (16, 5672380), (20, 4537904), (28, 3241360), (31, 2927680), (32, 2836190), (35, 2593088), (40, 2268952), (56, 1620680), (62, 1463840), (64, 1418095), (70, 1296544), (80, 1134476), (112, 810340), (124, 731920), (140, 648272), (155, 585536), (160, 567238), (217, 418240), (224, 405170), (248, 365960), (280, 324136), (310, 292768), (320, 283619), (434, 209120), (448, 202585), (496, 182980), (560, 162068), (620, 146384), (868, 104560), (992, 91490), (1085, 83648), (1120, 81034), (1240, 73192), (1307, 69440), (1736, 52280), (1984, 45745), (2170, 41824), (2240, 40517), (2480, 36596), (2614, 34720), (3472, 26140), (4340, 20912), (4960, 18298), (5228, 17360), (6535, 13888), (6944, 13070), (8680, 10456), (9149, 9920)]