105582380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 228402720

約数和(自身を除く): 122820340

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 331, 389, 410, 662, 778, 820, 1324, 1556, 1655, 1945, 3310, 3890, 6620, 7780, 13571, 15949, 27142, 31898, 54284, 63796, 67855, 79745, 128759, 135710, 159490, 257518, 271420, 318980, 515036, 643795, 1287590, 2575180, 5279119, 10558238, 21116476, 26395595, 52791190, 105582380]

約数ペア:

[(1, 105582380), (2, 52791190), (4, 26395595), (5, 21116476), (10, 10558238), (20, 5279119), (41, 2575180), (82, 1287590), (164, 643795), (205, 515036), (331, 318980), (389, 271420), (410, 257518), (662, 159490), (778, 135710), (820, 128759), (1324, 79745), (1556, 67855), (1655, 63796), (1945, 54284), (3310, 31898), (3890, 27142), (6620, 15949), (7780, 13571)]