65017120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{8293}}^1$

素因数の和:8322

約数の個数: 72

約数和(自身を含む): 178702524

約数和(自身を除く): 113685404

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 8293, 16586, 33172, 41465, 58051, 66344, 82930, 116102, 132688, 165860, 232204, 265376, 290255, 331720, 406357, 464408, 580510, 663440, 812714, 928816, 1161020, 1326880, 1625428, 1857632, 2031785, 2322040, 3250856, 4063570, 4644080, 6501712, 8127140, 9288160, 13003424, 16254280, 32508560, 65017120]

約数ペア:

[(1, 65017120), (2, 32508560), (4, 16254280), (5, 13003424), (7, 9288160), (8, 8127140), (10, 6501712), (14, 4644080), (16, 4063570), (20, 3250856), (28, 2322040), (32, 2031785), (35, 1857632), (40, 1625428), (49, 1326880), (56, 1161020), (70, 928816), (80, 812714), (98, 663440), (112, 580510), (140, 464408), (160, 406357), (196, 331720), (224, 290255), (245, 265376), (280, 232204), (392, 165860), (490, 132688), (560, 116102), (784, 82930), (980, 66344), (1120, 58051), (1568, 41465), (1960, 33172), (3920, 16586), (7840, 8293)]