83871680

素因数分解:

$2^6\times 5^1\times {\mathrm{349}}^1\times {\mathrm{751}}^1$

素因数の和:1117

約数の個数: 56

約数和(自身を含む): 200558400

約数和(自身を除く): 116686720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 349, 698, 751, 1396, 1502, 1745, 2792, 3004, 3490, 3755, 5584, 6008, 6980, 7510, 11168, 12016, 13960, 15020, 22336, 24032, 27920, 30040, 48064, 55840, 60080, 111680, 120160, 240320, 262099, 524198, 1048396, 1310495, 2096792, 2620990, 4193584, 5241980, 8387168, 10483960, 16774336, 20967920, 41935840, 83871680]

約数ペア:

[(1, 83871680), (2, 41935840), (4, 20967920), (5, 16774336), (8, 10483960), (10, 8387168), (16, 5241980), (20, 4193584), (32, 2620990), (40, 2096792), (64, 1310495), (80, 1048396), (160, 524198), (320, 262099), (349, 240320), (698, 120160), (751, 111680), (1396, 60080), (1502, 55840), (1745, 48064), (2792, 30040), (3004, 27920), (3490, 24032), (3755, 22336), (5584, 15020), (6008, 13960), (6980, 12016), (7510, 11168)]