78228524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 154344960

約数和(自身を除く): 76116436

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 173, 239, 346, 473, 478, 692, 946, 956, 1892, 1903, 2629, 3806, 5258, 7439, 7612, 10277, 10516, 14878, 20554, 29756, 41108, 41347, 81829, 82694, 113047, 163658, 165388, 226094, 327316, 452188, 454817, 909634, 1777921, 1819268, 3555842, 7111684, 19557131, 39114262, 78228524]

約数ペア:

[(1, 78228524), (2, 39114262), (4, 19557131), (11, 7111684), (22, 3555842), (43, 1819268), (44, 1777921), (86, 909634), (172, 454817), (173, 452188), (239, 327316), (346, 226094), (473, 165388), (478, 163658), (692, 113047), (946, 82694), (956, 81829), (1892, 41347), (1903, 41108), (2629, 29756), (3806, 20554), (5258, 14878), (7439, 10516), (7612, 10277)]