51117160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 119750400

約数和(自身を除く): 68633240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 439, 568, 710, 820, 878, 1420, 1640, 1756, 2195, 2840, 2911, 3512, 4390, 5822, 8780, 11644, 14555, 17560, 17999, 23288, 29110, 31169, 35998, 58220, 62338, 71996, 89995, 116440, 124676, 143992, 155845, 179990, 249352, 311690, 359980, 623380, 719960, 1246760, 1277929, 2555858, 5111716, 6389645, 10223432, 12779290, 25558580, 51117160]

約数ペア:

[(1, 51117160), (2, 25558580), (4, 12779290), (5, 10223432), (8, 6389645), (10, 5111716), (20, 2555858), (40, 1277929), (41, 1246760), (71, 719960), (82, 623380), (142, 359980), (164, 311690), (205, 249352), (284, 179990), (328, 155845), (355, 143992), (410, 124676), (439, 116440), (568, 89995), (710, 71996), (820, 62338), (878, 58220), (1420, 35998), (1640, 31169), (1756, 29110), (2195, 23288), (2840, 17999), (2911, 17560), (3512, 14555), (4390, 11644), (5822, 8780)]