201749920

素因数分解:

$2^5\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3613}}^1$

素因数の和:3977

約数の個数: 48

約数和(自身を含む): 478132200

約数和(自身を除く): 276382280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 349, 698, 1396, 1745, 2792, 3490, 3613, 5584, 6980, 7226, 11168, 13960, 14452, 18065, 27920, 28904, 36130, 55840, 57808, 72260, 115616, 144520, 289040, 578080, 1260937, 2521874, 5043748, 6304685, 10087496, 12609370, 20174992, 25218740, 40349984, 50437480, 100874960, 201749920]

約数ペア:

[(1, 201749920), (2, 100874960), (4, 50437480), (5, 40349984), (8, 25218740), (10, 20174992), (16, 12609370), (20, 10087496), (32, 6304685), (40, 5043748), (80, 2521874), (160, 1260937), (349, 578080), (698, 289040), (1396, 144520), (1745, 115616), (2792, 72260), (3490, 57808), (3613, 55840), (5584, 36130), (6980, 28904), (7226, 27920), (11168, 18065), (13960, 14452)]