91490885

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 117355392

約数和(自身を除く): 25864507

約数列:

[1, 5, 41, 43, 97, 107, 205, 215, 485, 535, 1763, 3977, 4171, 4387, 4601, 8815, 10379, 19885, 20855, 21935, 23005, 51895, 171011, 188641, 425539, 446297, 855055, 943205, 2127695, 2231485, 18298177, 91490885]

約数ペア:

[(1, 91490885), (5, 18298177), (41, 2231485), (43, 2127695), (97, 943205), (107, 855055), (205, 446297), (215, 425539), (485, 188641), (535, 171011), (1763, 51895), (3977, 23005), (4171, 21935), (4387, 20855), (4601, 19885), (8815, 10379)]