65841340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{983}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 147292992

約数和(自身を除く): 81451652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 340, 394, 788, 983, 985, 1966, 1970, 3349, 3932, 3940, 4915, 6698, 9830, 13396, 16711, 16745, 19660, 33422, 33490, 66844, 66980, 83555, 167110, 193651, 334220, 387302, 774604, 968255, 1936510, 3292067, 3873020, 6584134, 13168268, 16460335, 32920670, 65841340]

約数ペア:

[(1, 65841340), (2, 32920670), (4, 16460335), (5, 13168268), (10, 6584134), (17, 3873020), (20, 3292067), (34, 1936510), (68, 968255), (85, 774604), (170, 387302), (197, 334220), (340, 193651), (394, 167110), (788, 83555), (983, 66980), (985, 66844), (1966, 33490), (1970, 33422), (3349, 19660), (3932, 16745), (3940, 16711), (4915, 13396), (6698, 9830)]