66031480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{19889}}^1$

素因数の和:19983

約数の個数: 32

約数和(自身を含む): 150368400

約数和(自身を除く): 84336920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 19889, 39778, 79556, 99445, 159112, 198890, 397780, 795560, 1650787, 3301574, 6603148, 8253935, 13206296, 16507870, 33015740, 66031480]

約数ペア:

[(1, 66031480), (2, 33015740), (4, 16507870), (5, 13206296), (8, 8253935), (10, 6603148), (20, 3301574), (40, 1650787), (83, 795560), (166, 397780), (332, 198890), (415, 159112), (664, 99445), (830, 79556), (1660, 39778), (3320, 19889)]