211585760

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8423}}^1$

素因数の和:8595

約数の個数: 48

約数和(自身を含む): 503114976

約数和(自身を除く): 291529216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 8423, 12560, 16846, 25120, 33692, 42115, 67384, 84230, 134768, 168460, 269536, 336920, 673840, 1322411, 1347680, 2644822, 5289644, 6612055, 10579288, 13224110, 21158576, 26448220, 42317152, 52896440, 105792880, 211585760]

約数ペア:

[(1, 211585760), (2, 105792880), (4, 52896440), (5, 42317152), (8, 26448220), (10, 21158576), (16, 13224110), (20, 10579288), (32, 6612055), (40, 5289644), (80, 2644822), (157, 1347680), (160, 1322411), (314, 673840), (628, 336920), (785, 269536), (1256, 168460), (1570, 134768), (2512, 84230), (3140, 67384), (5024, 42115), (6280, 33692), (8423, 25120), (12560, 16846)]