131380690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{7853}}^1$

素因数の和:8106

約数の個数: 32

約数和(自身を含む): 271434240

約数和(自身を除く): 140053550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 239, 478, 1195, 1673, 2390, 3346, 7853, 8365, 15706, 16730, 39265, 54971, 78530, 109942, 274855, 549710, 1876867, 3753734, 9384335, 13138069, 18768670, 26276138, 65690345, 131380690]

約数ペア:

[(1, 131380690), (2, 65690345), (5, 26276138), (7, 18768670), (10, 13138069), (14, 9384335), (35, 3753734), (70, 1876867), (239, 549710), (478, 274855), (1195, 109942), (1673, 78530), (2390, 54971), (3346, 39265), (7853, 16730), (8365, 15706)]