20157593200

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{752149}}^1$

素因数の和:752234

約数の個数: 60

約数和(自身を含む): 49151498200

約数和(自身を除く): 28993905000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 134, 200, 268, 335, 400, 536, 670, 1072, 1340, 1675, 2680, 3350, 5360, 6700, 13400, 26800, 752149, 1504298, 3008596, 3760745, 6017192, 7521490, 12034384, 15042980, 18803725, 30085960, 37607450, 50393983, 60171920, 75214900, 100787966, 150429800, 201575932, 251969915, 300859600, 403151864, 503939830, 806303728, 1007879660, 1259849575, 2015759320, 2519699150, 4031518640, 5039398300, 10078796600, 20157593200]

約数ペア:

[(1, 20157593200), (2, 10078796600), (4, 5039398300), (5, 4031518640), (8, 2519699150), (10, 2015759320), (16, 1259849575), (20, 1007879660), (25, 806303728), (40, 503939830), (50, 403151864), (67, 300859600), (80, 251969915), (100, 201575932), (134, 150429800), (200, 100787966), (268, 75214900), (335, 60171920), (400, 50393983), (536, 37607450), (670, 30085960), (1072, 18803725), (1340, 15042980), (1675, 12034384), (2680, 7521490), (3350, 6017192), (5360, 3760745), (6700, 3008596), (13400, 1504298), (26800, 752149)]