105578830

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{30781}}^1$

素因数の和:30809

約数の個数: 32

約数和(自身を含む): 221630400

約数和(自身を除く): 116051570

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 30781, 61562, 153905, 215467, 307810, 430934, 1077335, 1508269, 2154670, 3016538, 7541345, 10557883, 15082690, 21115766, 52789415, 105578830]

約数ペア:

[(1, 105578830), (2, 52789415), (5, 21115766), (7, 15082690), (10, 10557883), (14, 7541345), (35, 3016538), (49, 2154670), (70, 1508269), (98, 1077335), (245, 430934), (343, 307810), (490, 215467), (686, 153905), (1715, 61562), (3430, 30781)]