56147480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 132300000

約数和(自身を除く): 76152520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 97, 116, 145, 194, 232, 290, 388, 485, 499, 580, 776, 970, 998, 1160, 1940, 1996, 2495, 2813, 3880, 3992, 4990, 5626, 9980, 11252, 14065, 14471, 19960, 22504, 28130, 28942, 48403, 56260, 57884, 72355, 96806, 112520, 115768, 144710, 193612, 242015, 289420, 387224, 484030, 578840, 968060, 1403687, 1936120, 2807374, 5614748, 7018435, 11229496, 14036870, 28073740, 56147480]

約数ペア:

[(1, 56147480), (2, 28073740), (4, 14036870), (5, 11229496), (8, 7018435), (10, 5614748), (20, 2807374), (29, 1936120), (40, 1403687), (58, 968060), (97, 578840), (116, 484030), (145, 387224), (194, 289420), (232, 242015), (290, 193612), (388, 144710), (485, 115768), (499, 112520), (580, 96806), (776, 72355), (970, 57884), (998, 56260), (1160, 48403), (1940, 28942), (1996, 28130), (2495, 22504), (2813, 19960), (3880, 14471), (3992, 14065), (4990, 11252), (5626, 9980)]