78314080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1688

約数の個数: 96

約数和(自身を含む): 208039104

約数和(自身を除く): 129725024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 736, 920, 1040, 1196, 1495, 1637, 1840, 2080, 2392, 2990, 3274, 3680, 4784, 5980, 6548, 8185, 9568, 11960, 13096, 16370, 21281, 23920, 26192, 32740, 37651, 42562, 47840, 52384, 65480, 75302, 85124, 106405, 130960, 150604, 170248, 188255, 212810, 261920, 301208, 340496, 376510, 425620, 489463, 602416, 680992, 753020, 851240, 978926, 1204832, 1506040, 1702480, 1957852, 2447315, 3012080, 3404960, 3915704, 4894630, 6024160, 7831408, 9789260, 15662816, 19578520, 39157040, 78314080]

約数ペア:

[(1, 78314080), (2, 39157040), (4, 19578520), (5, 15662816), (8, 9789260), (10, 7831408), (13, 6024160), (16, 4894630), (20, 3915704), (23, 3404960), (26, 3012080), (32, 2447315), (40, 1957852), (46, 1702480), (52, 1506040), (65, 1204832), (80, 978926), (92, 851240), (104, 753020), (115, 680992), (130, 602416), (160, 489463), (184, 425620), (208, 376510), (230, 340496), (260, 301208), (299, 261920), (368, 212810), (416, 188255), (460, 170248), (520, 150604), (598, 130960), (736, 106405), (920, 85124), (1040, 75302), (1196, 65480), (1495, 52384), (1637, 47840), (1840, 42562), (2080, 37651), (2392, 32740), (2990, 26192), (3274, 23920), (3680, 21281), (4784, 16370), (5980, 13096), (6548, 11960), (8185, 9568)]