80615080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22147}}^1$

素因数の和:22178

約数の個数: 64

約数和(自身を含む): 223251840

約数和(自身を除く): 142636760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 22147, 44294, 88588, 110735, 155029, 177176, 221470, 287911, 310058, 442940, 575822, 620116, 775145, 885880, 1151644, 1240232, 1439555, 1550290, 2015377, 2303288, 2879110, 3100580, 4030754, 5758220, 6201160, 8061508, 10076885, 11516440, 16123016, 20153770, 40307540, 80615080]

約数ペア:

[(1, 80615080), (2, 40307540), (4, 20153770), (5, 16123016), (7, 11516440), (8, 10076885), (10, 8061508), (13, 6201160), (14, 5758220), (20, 4030754), (26, 3100580), (28, 2879110), (35, 2303288), (40, 2015377), (52, 1550290), (56, 1439555), (65, 1240232), (70, 1151644), (91, 885880), (104, 775145), (130, 620116), (140, 575822), (182, 442940), (260, 310058), (280, 287911), (364, 221470), (455, 177176), (520, 155029), (728, 110735), (910, 88588), (1820, 44294), (3640, 22147)]