78403930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{1861}}^1$

素因数の和:2262

約数の個数: 32

約数和(自身を含む): 154441728

約数和(自身を除く): 76037798

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 383, 766, 1861, 1915, 3722, 3830, 4213, 8426, 9305, 18610, 20471, 21065, 40942, 42130, 102355, 204710, 712763, 1425526, 3563815, 7127630, 7840393, 15680786, 39201965, 78403930]

約数ペア:

[(1, 78403930), (2, 39201965), (5, 15680786), (10, 7840393), (11, 7127630), (22, 3563815), (55, 1425526), (110, 712763), (383, 204710), (766, 102355), (1861, 42130), (1915, 40942), (3722, 21065), (3830, 20471), (4213, 18610), (8426, 9305)]