64377670

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{137}}^2$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 136130400

約数和(自身を除く): 71752730

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 137, 245, 274, 343, 490, 685, 686, 959, 1370, 1715, 1918, 3430, 4795, 6713, 9590, 13426, 18769, 33565, 37538, 46991, 67130, 93845, 93982, 131383, 187690, 234955, 262766, 469910, 656915, 919681, 1313830, 1839362, 4598405, 6437767, 9196810, 12875534, 32188835, 64377670]

約数ペア:

[(1, 64377670), (2, 32188835), (5, 12875534), (7, 9196810), (10, 6437767), (14, 4598405), (35, 1839362), (49, 1313830), (70, 919681), (98, 656915), (137, 469910), (245, 262766), (274, 234955), (343, 187690), (490, 131383), (685, 93982), (686, 93845), (959, 67130), (1370, 46991), (1715, 37538), (1918, 33565), (3430, 18769), (4795, 13426), (6713, 9590)]