49660240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1340

約数の個数: 80

約数和(自身を含む): 133920000

約数和(自身を除く): 84259760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1249, 1420, 1988, 2485, 2498, 2840, 3976, 4970, 4996, 5680, 6245, 7952, 8743, 9940, 9992, 12490, 17486, 19880, 19984, 24980, 34972, 39760, 43715, 49960, 69944, 87430, 88679, 99920, 139888, 174860, 177358, 349720, 354716, 443395, 620753, 699440, 709432, 886790, 1241506, 1418864, 1773580, 2483012, 3103765, 3547160, 4966024, 6207530, 7094320, 9932048, 12415060, 24830120, 49660240]

約数ペア:

[(1, 49660240), (2, 24830120), (4, 12415060), (5, 9932048), (7, 7094320), (8, 6207530), (10, 4966024), (14, 3547160), (16, 3103765), (20, 2483012), (28, 1773580), (35, 1418864), (40, 1241506), (56, 886790), (70, 709432), (71, 699440), (80, 620753), (112, 443395), (140, 354716), (142, 349720), (280, 177358), (284, 174860), (355, 139888), (497, 99920), (560, 88679), (568, 87430), (710, 69944), (994, 49960), (1136, 43715), (1249, 39760), (1420, 34972), (1988, 24980), (2485, 19984), (2498, 19880), (2840, 17486), (3976, 12490), (4970, 9992), (4996, 9940), (5680, 8743), (6245, 7952)]