52928120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 136728000

約数和(自身を除く): 83799880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 421, 449, 842, 898, 1684, 1796, 2105, 2245, 2947, 3143, 3368, 3592, 4210, 4490, 5894, 6286, 8420, 8980, 11788, 12572, 14735, 15715, 16840, 17960, 23576, 25144, 29470, 31430, 58940, 62860, 117880, 125720, 189029, 378058, 756116, 945145, 1323203, 1512232, 1890290, 2646406, 3780580, 5292812, 6616015, 7561160, 10585624, 13232030, 26464060, 52928120]

約数ペア:

[(1, 52928120), (2, 26464060), (4, 13232030), (5, 10585624), (7, 7561160), (8, 6616015), (10, 5292812), (14, 3780580), (20, 2646406), (28, 1890290), (35, 1512232), (40, 1323203), (56, 945145), (70, 756116), (140, 378058), (280, 189029), (421, 125720), (449, 117880), (842, 62860), (898, 58940), (1684, 31430), (1796, 29470), (2105, 25144), (2245, 23576), (2947, 17960), (3143, 16840), (3368, 15715), (3592, 14735), (4210, 12572), (4490, 11788), (5894, 8980), (6286, 8420)]