66264760

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{2447}}^1$

素因数の和:3135

約数の個数: 32

約数和(自身を含む): 149376960

約数和(自身を除く): 83112200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2447, 2708, 3385, 4894, 5416, 6770, 9788, 12235, 13540, 19576, 24470, 27080, 48940, 97880, 1656619, 3313238, 6626476, 8283095, 13252952, 16566190, 33132380, 66264760]

約数ペア:

[(1, 66264760), (2, 33132380), (4, 16566190), (5, 13252952), (8, 8283095), (10, 6626476), (20, 3313238), (40, 1656619), (677, 97880), (1354, 48940), (2447, 27080), (2708, 24470), (3385, 19576), (4894, 13540), (5416, 12235), (6770, 9788)]