78277210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{2039}}^1$

素因数の和:2406

約数の個数: 32

約数和(自身を含む): 154224000

約数和(自身を除く): 75946790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 349, 698, 1745, 2039, 3490, 3839, 4078, 7678, 10195, 19195, 20390, 22429, 38390, 44858, 112145, 224290, 711611, 1423222, 3558055, 7116110, 7827721, 15655442, 39138605, 78277210]

約数ペア:

[(1, 78277210), (2, 39138605), (5, 15655442), (10, 7827721), (11, 7116110), (22, 3558055), (55, 1423222), (110, 711611), (349, 224290), (698, 112145), (1745, 44858), (2039, 38390), (3490, 22429), (3839, 20390), (4078, 19195), (7678, 10195)]