52991560

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 123793920

約数和(自身を除く): 70802360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 71, 94, 142, 188, 235, 284, 355, 376, 397, 470, 568, 710, 794, 940, 1420, 1588, 1880, 1985, 2840, 3176, 3337, 3970, 6674, 7940, 13348, 15880, 16685, 18659, 26696, 28187, 33370, 37318, 56374, 66740, 74636, 93295, 112748, 133480, 140935, 149272, 186590, 225496, 281870, 373180, 563740, 746360, 1127480, 1324789, 2649578, 5299156, 6623945, 10598312, 13247890, 26495780, 52991560]

約数ペア:

[(1, 52991560), (2, 26495780), (4, 13247890), (5, 10598312), (8, 6623945), (10, 5299156), (20, 2649578), (40, 1324789), (47, 1127480), (71, 746360), (94, 563740), (142, 373180), (188, 281870), (235, 225496), (284, 186590), (355, 149272), (376, 140935), (397, 133480), (470, 112748), (568, 93295), (710, 74636), (794, 66740), (940, 56374), (1420, 37318), (1588, 33370), (1880, 28187), (1985, 26696), (2840, 18659), (3176, 16685), (3337, 15880), (3970, 13348), (6674, 7940)]