80236215

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 145117440

約数和(自身を除く): 64881225

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 113, 155, 279, 339, 465, 509, 565, 1017, 1395, 1527, 1695, 2545, 3503, 4581, 5085, 7635, 10509, 15779, 17515, 22905, 31527, 47337, 52545, 57517, 78895, 142011, 157635, 172551, 236685, 287585, 517653, 710055, 862755, 1783027, 2588265, 5349081, 8915135, 16047243, 26745405, 80236215]

約数ペア:

[(1, 80236215), (3, 26745405), (5, 16047243), (9, 8915135), (15, 5349081), (31, 2588265), (45, 1783027), (93, 862755), (113, 710055), (155, 517653), (279, 287585), (339, 236685), (465, 172551), (509, 157635), (565, 142011), (1017, 78895), (1395, 57517), (1527, 52545), (1695, 47337), (2545, 31527), (3503, 22905), (4581, 17515), (5085, 15779), (7635, 10509)]