31263520

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5281}}^1$

素因数の和:5333

約数の個数: 48

約数和(自身を含む): 75870648

約数和(自身を除く): 44607128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5281, 5920, 10562, 21124, 26405, 42248, 52810, 84496, 105620, 168992, 195397, 211240, 390794, 422480, 781588, 844960, 976985, 1563176, 1953970, 3126352, 3907940, 6252704, 7815880, 15631760, 31263520]

約数ペア:

[(1, 31263520), (2, 15631760), (4, 7815880), (5, 6252704), (8, 3907940), (10, 3126352), (16, 1953970), (20, 1563176), (32, 976985), (37, 844960), (40, 781588), (74, 422480), (80, 390794), (148, 211240), (160, 195397), (185, 168992), (296, 105620), (370, 84496), (592, 52810), (740, 42248), (1184, 26405), (1480, 21124), (2960, 10562), (5281, 5920)]