85171187440

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4241593}}^1$

素因数の和:4241857

約数の個数: 40

約数和(自身を含む): 198811993968

約数和(自身を除く): 113640806528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 10040, 20080, 4241593, 8483186, 16966372, 21207965, 33932744, 42415930, 67865488, 84831860, 169663720, 339327440, 1064639843, 2129279686, 4258559372, 5323199215, 8517118744, 10646398430, 17034237488, 21292796860, 42585593720, 85171187440]

約数ペア:

[(1, 85171187440), (2, 42585593720), (4, 21292796860), (5, 17034237488), (8, 10646398430), (10, 8517118744), (16, 5323199215), (20, 4258559372), (40, 2129279686), (80, 1064639843), (251, 339327440), (502, 169663720), (1004, 84831860), (1255, 67865488), (2008, 42415930), (2510, 33932744), (4016, 21207965), (5020, 16966372), (10040, 8483186), (20080, 4241593)]