65117080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{33223}}^1$

素因数の和:33248

約数の個数: 48

約数和(自身を含む): 170439120

約数和(自身を除く): 105322040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 33223, 66446, 132892, 166115, 232561, 265784, 332230, 465122, 664460, 930244, 1162805, 1328920, 1627927, 1860488, 2325610, 3255854, 4651220, 6511708, 8139635, 9302440, 13023416, 16279270, 32558540, 65117080]

約数ペア:

[(1, 65117080), (2, 32558540), (4, 16279270), (5, 13023416), (7, 9302440), (8, 8139635), (10, 6511708), (14, 4651220), (20, 3255854), (28, 2325610), (35, 1860488), (40, 1627927), (49, 1328920), (56, 1162805), (70, 930244), (98, 664460), (140, 465122), (196, 332230), (245, 265784), (280, 232561), (392, 166115), (490, 132892), (980, 66446), (1960, 33223)]