250780855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7321}}^1$

素因数の和:7387

約数の個数: 32

約数和(自身を含む): 354267648

約数和(自身を除く): 103486793

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 1105, 2015, 2635, 6851, 7321, 34255, 36605, 95173, 124457, 226951, 475865, 622285, 1134755, 1617941, 2950363, 3858167, 8089705, 14751815, 19290835, 50156171, 250780855]

約数ペア:

[(1, 250780855), (5, 50156171), (13, 19290835), (17, 14751815), (31, 8089705), (65, 3858167), (85, 2950363), (155, 1617941), (221, 1134755), (403, 622285), (527, 475865), (1105, 226951), (2015, 124457), (2635, 95173), (6851, 36605), (7321, 34255)]