67660390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3761}}^1$

素因数の和:4032

約数の個数: 32

約数和(自身を含む): 139765824

約数和(自身を除く): 72105434

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 3761, 7522, 8995, 17990, 18805, 26327, 37610, 52654, 131635, 263270, 966577, 1933154, 4832885, 6766039, 9665770, 13532078, 33830195, 67660390]

約数ペア:

[(1, 67660390), (2, 33830195), (5, 13532078), (7, 9665770), (10, 6766039), (14, 4832885), (35, 1933154), (70, 966577), (257, 263270), (514, 131635), (1285, 52654), (1799, 37610), (2570, 26327), (3598, 18805), (3761, 17990), (7522, 8995)]