852502480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1987}}^1$

素因数の和:2204

約数の個数: 80

約数和(自身を含む): 2058868224

約数和(自身を除く): 1206365744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 173, 248, 310, 346, 496, 620, 692, 865, 1240, 1384, 1730, 1987, 2480, 2768, 3460, 3974, 5363, 6920, 7948, 9935, 10726, 13840, 15896, 19870, 21452, 26815, 31792, 39740, 42904, 53630, 61597, 79480, 85808, 107260, 123194, 158960, 214520, 246388, 307985, 343751, 429040, 492776, 615970, 687502, 985552, 1231940, 1375004, 1718755, 2463880, 2750008, 3437510, 4927760, 5500016, 6875020, 10656281, 13750040, 21312562, 27500080, 42625124, 53281405, 85250248, 106562810, 170500496, 213125620, 426251240, 852502480]

約数ペア:

[(1, 852502480), (2, 426251240), (4, 213125620), (5, 170500496), (8, 106562810), (10, 85250248), (16, 53281405), (20, 42625124), (31, 27500080), (40, 21312562), (62, 13750040), (80, 10656281), (124, 6875020), (155, 5500016), (173, 4927760), (248, 3437510), (310, 2750008), (346, 2463880), (496, 1718755), (620, 1375004), (692, 1231940), (865, 985552), (1240, 687502), (1384, 615970), (1730, 492776), (1987, 429040), (2480, 343751), (2768, 307985), (3460, 246388), (3974, 214520), (5363, 158960), (6920, 123194), (7948, 107260), (9935, 85808), (10726, 79480), (13840, 61597), (15896, 53630), (19870, 42904), (21452, 39740), (26815, 31792)]