71852008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{499}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 138600000

約数和(自身を除く): 66747992

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 439, 499, 878, 998, 1756, 1996, 3512, 3992, 17999, 20459, 35998, 40918, 71996, 81836, 143992, 163672, 219061, 438122, 876244, 1752488, 8981501, 17963002, 35926004, 71852008]

約数ペア:

[(1, 71852008), (2, 35926004), (4, 17963002), (8, 8981501), (41, 1752488), (82, 876244), (164, 438122), (328, 219061), (439, 163672), (499, 143992), (878, 81836), (998, 71996), (1756, 40918), (1996, 35998), (3512, 20459), (3992, 17999)]