51935920

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1301}}^1$

素因数の和:1813

約数の個数: 40

約数和(自身を含む): 121086000

約数和(自身を除く): 69150080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1301, 1996, 2495, 2602, 3992, 4990, 5204, 6505, 7984, 9980, 10408, 13010, 19960, 20816, 26020, 39920, 52040, 104080, 649199, 1298398, 2596796, 3245995, 5193592, 6491990, 10387184, 12983980, 25967960, 51935920]

約数ペア:

[(1, 51935920), (2, 25967960), (4, 12983980), (5, 10387184), (8, 6491990), (10, 5193592), (16, 3245995), (20, 2596796), (40, 1298398), (80, 649199), (499, 104080), (998, 52040), (1301, 39920), (1996, 26020), (2495, 20816), (2602, 19960), (3992, 13010), (4990, 10408), (5204, 9980), (6505, 7984)]