2565718480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{34747}}^1$

素因数の和:34844

約数の個数: 80

約数和(自身を含む): 6514833024

約数和(自身を除く): 3949114544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1420, 1846, 2840, 3692, 4615, 5680, 7384, 9230, 14768, 18460, 34747, 36920, 69494, 73840, 138988, 173735, 277976, 347470, 451711, 555952, 694940, 903422, 1389880, 1806844, 2258555, 2467037, 2779760, 3613688, 4517110, 4934074, 7227376, 9034220, 9868148, 12335185, 18068440, 19736296, 24670370, 32071481, 36136880, 39472592, 49340740, 64142962, 98681480, 128285924, 160357405, 197362960, 256571848, 320714810, 513143696, 641429620, 1282859240, 2565718480]

約数ペア:

[(1, 2565718480), (2, 1282859240), (4, 641429620), (5, 513143696), (8, 320714810), (10, 256571848), (13, 197362960), (16, 160357405), (20, 128285924), (26, 98681480), (40, 64142962), (52, 49340740), (65, 39472592), (71, 36136880), (80, 32071481), (104, 24670370), (130, 19736296), (142, 18068440), (208, 12335185), (260, 9868148), (284, 9034220), (355, 7227376), (520, 4934074), (568, 4517110), (710, 3613688), (923, 2779760), (1040, 2467037), (1136, 2258555), (1420, 1806844), (1846, 1389880), (2840, 903422), (3692, 694940), (4615, 555952), (5680, 451711), (7384, 347470), (9230, 277976), (14768, 173735), (18460, 138988), (34747, 73840), (36920, 69494)]