85656800

素因数分解:

$2^5\times 5^2\times {\mathrm{107071}}^1$

素因数の和:107091

約数の個数: 36

約数和(自身を含む): 209111616

約数和(自身を除く): 123454816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 107071, 214142, 428284, 535355, 856568, 1070710, 1713136, 2141420, 2676775, 3426272, 4282840, 5353550, 8565680, 10707100, 17131360, 21414200, 42828400, 85656800]

約数ペア:

[(1, 85656800), (2, 42828400), (4, 21414200), (5, 17131360), (8, 10707100), (10, 8565680), (16, 5353550), (20, 4282840), (25, 3426272), (32, 2676775), (40, 2141420), (50, 1713136), (80, 1070710), (100, 856568), (160, 535355), (200, 428284), (400, 214142), (800, 107071)]