77030390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2111}}^1$

素因数の和:2248

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 66670090

約数列:

[1, 2, 5, 10, 41, 82, 89, 178, 205, 410, 445, 890, 2111, 3649, 4222, 7298, 10555, 18245, 21110, 36490, 86551, 173102, 187879, 375758, 432755, 865510, 939395, 1878790, 7703039, 15406078, 38515195, 77030390]

約数ペア:

[(1, 77030390), (2, 38515195), (5, 15406078), (10, 7703039), (41, 1878790), (82, 939395), (89, 865510), (178, 432755), (205, 375758), (410, 187879), (445, 173102), (890, 86551), (2111, 36490), (3649, 21110), (4222, 18245), (7298, 10555)]