19068350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:250

約数の個数: 72

約数和(自身を含む): 42450408

約数和(自身を除く): 23382058

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 49, 50, 70, 86, 98, 175, 181, 215, 245, 301, 350, 362, 430, 490, 602, 905, 1075, 1225, 1267, 1505, 1810, 2107, 2150, 2450, 2534, 3010, 4214, 4525, 6335, 7525, 7783, 8869, 9050, 10535, 12670, 15050, 15566, 17738, 21070, 31675, 38915, 44345, 52675, 54481, 63350, 77830, 88690, 105350, 108962, 194575, 221725, 272405, 381367, 389150, 443450, 544810, 762734, 1362025, 1906835, 2724050, 3813670, 9534175, 19068350]

約数ペア:

[(1, 19068350), (2, 9534175), (5, 3813670), (7, 2724050), (10, 1906835), (14, 1362025), (25, 762734), (35, 544810), (43, 443450), (49, 389150), (50, 381367), (70, 272405), (86, 221725), (98, 194575), (175, 108962), (181, 105350), (215, 88690), (245, 77830), (301, 63350), (350, 54481), (362, 52675), (430, 44345), (490, 38915), (602, 31675), (905, 21070), (1075, 17738), (1225, 15566), (1267, 15050), (1505, 12670), (1810, 10535), (2107, 9050), (2150, 8869), (2450, 7783), (2534, 7525), (3010, 6335), (4214, 4525)]