201879680

素因数分解:

$2^7\times 5^1\times {\mathrm{315437}}^1$

素因数の和:315456

約数の個数: 32

約数和(自身を含む): 482620140

約数和(自身を除く): 280740460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 315437, 630874, 1261748, 1577185, 2523496, 3154370, 5046992, 6308740, 10093984, 12617480, 20187968, 25234960, 40375936, 50469920, 100939840, 201879680]

約数ペア:

[(1, 201879680), (2, 100939840), (4, 50469920), (5, 40375936), (8, 25234960), (10, 20187968), (16, 12617480), (20, 10093984), (32, 6308740), (40, 5046992), (64, 3154370), (80, 2523496), (128, 1577185), (160, 1261748), (320, 630874), (640, 315437)]