72564080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 178113600

約数和(自身を除く): 105549520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 113, 115, 184, 226, 230, 349, 368, 452, 460, 565, 698, 904, 920, 1130, 1396, 1745, 1808, 1840, 2260, 2599, 2792, 3490, 4520, 5198, 5584, 6980, 8027, 9040, 10396, 12995, 13960, 16054, 20792, 25990, 27920, 32108, 39437, 40135, 41584, 51980, 64216, 78874, 80270, 103960, 128432, 157748, 160540, 197185, 207920, 315496, 321080, 394370, 630992, 642160, 788740, 907051, 1577480, 1814102, 3154960, 3628204, 4535255, 7256408, 9070510, 14512816, 18141020, 36282040, 72564080]

約数ペア:

[(1, 72564080), (2, 36282040), (4, 18141020), (5, 14512816), (8, 9070510), (10, 7256408), (16, 4535255), (20, 3628204), (23, 3154960), (40, 1814102), (46, 1577480), (80, 907051), (92, 788740), (113, 642160), (115, 630992), (184, 394370), (226, 321080), (230, 315496), (349, 207920), (368, 197185), (452, 160540), (460, 157748), (565, 128432), (698, 103960), (904, 80270), (920, 78874), (1130, 64216), (1396, 51980), (1745, 41584), (1808, 40135), (1840, 39437), (2260, 32108), (2599, 27920), (2792, 25990), (3490, 20792), (4520, 16054), (5198, 13960), (5584, 12995), (6980, 10396), (8027, 9040)]