64621690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3067}}^1$

素因数の和:3131

約数の個数: 48

約数和(自身を含む): 138501792

約数和(自身を除く): 73880102

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 1505, 2107, 3010, 3067, 4214, 6134, 10535, 15335, 21070, 21469, 30670, 42938, 107345, 131881, 150283, 214690, 263762, 300566, 659405, 751415, 923167, 1318810, 1502830, 1846334, 4615835, 6462169, 9231670, 12924338, 32310845, 64621690]

約数ペア:

[(1, 64621690), (2, 32310845), (5, 12924338), (7, 9231670), (10, 6462169), (14, 4615835), (35, 1846334), (43, 1502830), (49, 1318810), (70, 923167), (86, 751415), (98, 659405), (215, 300566), (245, 263762), (301, 214690), (430, 150283), (490, 131881), (602, 107345), (1505, 42938), (2107, 30670), (3010, 21469), (3067, 21070), (4214, 15335), (6134, 10535)]