64694120

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2389}}^1$

素因数の和:3077

約数の個数: 32

約数和(自身を含む): 145837800

約数和(自身を除く): 81143680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2389, 2708, 3385, 4778, 5416, 6770, 9556, 11945, 13540, 19112, 23890, 27080, 47780, 95560, 1617353, 3234706, 6469412, 8086765, 12938824, 16173530, 32347060, 64694120]

約数ペア:

[(1, 64694120), (2, 32347060), (4, 16173530), (5, 12938824), (8, 8086765), (10, 6469412), (20, 3234706), (40, 1617353), (677, 95560), (1354, 47780), (2389, 27080), (2708, 23890), (3385, 19112), (4778, 13540), (5416, 11945), (6770, 9556)]