78537790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1933}}^1$

素因数の和:2196

約数の個数: 32

約数和(自身を含む): 150387840

約数和(自身を除く): 71850050

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 478, 1195, 1933, 2390, 3866, 4063, 8126, 9665, 19330, 20315, 32861, 40630, 65722, 164305, 328610, 461987, 923974, 2309935, 4619870, 7853779, 15707558, 39268895, 78537790]

約数ペア:

[(1, 78537790), (2, 39268895), (5, 15707558), (10, 7853779), (17, 4619870), (34, 2309935), (85, 923974), (170, 461987), (239, 328610), (478, 164305), (1195, 65722), (1933, 40630), (2390, 32861), (3866, 20315), (4063, 19330), (8126, 9665)]