8889136120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{78277}}^1$

素因数の和:78472

約数の個数: 64

約数和(自身を含む): 21304140480

約数和(自身を除く): 12415004360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 167, 170, 334, 340, 668, 680, 835, 1336, 1670, 2839, 3340, 5678, 6680, 11356, 14195, 22712, 28390, 56780, 78277, 113560, 156554, 313108, 391385, 626216, 782770, 1330709, 1565540, 2661418, 3131080, 5322836, 6653545, 10645672, 13072259, 13307090, 26144518, 26614180, 52289036, 53228360, 65361295, 104578072, 130722590, 222228403, 261445180, 444456806, 522890360, 888913612, 1111142015, 1777827224, 2222284030, 4444568060, 8889136120]

約数ペア:

[(1, 8889136120), (2, 4444568060), (4, 2222284030), (5, 1777827224), (8, 1111142015), (10, 888913612), (17, 522890360), (20, 444456806), (34, 261445180), (40, 222228403), (68, 130722590), (85, 104578072), (136, 65361295), (167, 53228360), (170, 52289036), (334, 26614180), (340, 26144518), (668, 13307090), (680, 13072259), (835, 10645672), (1336, 6653545), (1670, 5322836), (2839, 3131080), (3340, 2661418), (5678, 1565540), (6680, 1330709), (11356, 782770), (14195, 626216), (22712, 391385), (28390, 313108), (56780, 156554), (78277, 113560)]