64285690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{39929}}^1$

素因数の和:39966

約数の個数: 32

約数和(自身を含む): 137998080

約数和(自身を除く): 73712390

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 39929, 79858, 199645, 279503, 399290, 559006, 918367, 1397515, 1836734, 2795030, 4591835, 6428569, 9183670, 12857138, 32142845, 64285690]

約数ペア:

[(1, 64285690), (2, 32142845), (5, 12857138), (7, 9183670), (10, 6428569), (14, 4591835), (23, 2795030), (35, 1836734), (46, 1397515), (70, 918367), (115, 559006), (161, 399290), (230, 279503), (322, 199645), (805, 79858), (1610, 39929)]