91055440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{587}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 243234432

約数和(自身を除く): 152178992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 277, 280, 554, 560, 587, 1108, 1174, 1385, 1939, 2216, 2348, 2770, 2935, 3878, 4109, 4432, 4696, 5540, 5870, 7756, 8218, 9392, 9695, 11080, 11740, 15512, 16436, 19390, 20545, 22160, 23480, 31024, 32872, 38780, 41090, 46960, 65744, 77560, 82180, 155120, 162599, 164360, 325198, 328720, 650396, 812995, 1138193, 1300792, 1625990, 2276386, 2601584, 3251980, 4552772, 5690965, 6503960, 9105544, 11381930, 13007920, 18211088, 22763860, 45527720, 91055440]

約数ペア:

[(1, 91055440), (2, 45527720), (4, 22763860), (5, 18211088), (7, 13007920), (8, 11381930), (10, 9105544), (14, 6503960), (16, 5690965), (20, 4552772), (28, 3251980), (35, 2601584), (40, 2276386), (56, 1625990), (70, 1300792), (80, 1138193), (112, 812995), (140, 650396), (277, 328720), (280, 325198), (554, 164360), (560, 162599), (587, 155120), (1108, 82180), (1174, 77560), (1385, 65744), (1939, 46960), (2216, 41090), (2348, 38780), (2770, 32872), (2935, 31024), (3878, 23480), (4109, 22160), (4432, 20545), (4696, 19390), (5540, 16436), (5870, 15512), (7756, 11740), (8218, 11080), (9392, 9695)]