64139080

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{19319}}^1$

素因数の和:19413

約数の個数: 32

約数和(自身を含む): 146059200

約数和(自身を除く): 81920120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 19319, 38638, 77276, 96595, 154552, 193190, 386380, 772760, 1603477, 3206954, 6413908, 8017385, 12827816, 16034770, 32069540, 64139080]

約数ペア:

[(1, 64139080), (2, 32069540), (4, 16034770), (5, 12827816), (8, 8017385), (10, 6413908), (20, 3206954), (40, 1603477), (83, 772760), (166, 386380), (332, 193190), (415, 154552), (664, 96595), (830, 77276), (1660, 38638), (3320, 19319)]