68213605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 89579520

約数和(自身を除く): 21365915

約数列:

[1, 5, 17, 71, 85, 89, 127, 355, 445, 635, 1207, 1513, 2159, 6035, 6319, 7565, 9017, 10795, 11303, 31595, 45085, 56515, 107423, 153289, 192151, 537115, 766445, 802513, 960755, 4012565, 13642721, 68213605]

約数ペア:

[(1, 68213605), (5, 13642721), (17, 4012565), (71, 960755), (85, 802513), (89, 766445), (127, 537115), (355, 192151), (445, 153289), (635, 107423), (1207, 56515), (1513, 45085), (2159, 31595), (6035, 11303), (6319, 10795), (7565, 9017)]