90272975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16339}}^1$

素因数の和:16379

約数の個数: 24

約数和(自身を含む): 127648080

約数和(自身を除く): 37375105

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 16339, 81695, 212407, 277763, 408475, 1062035, 1388815, 3610919, 5310175, 6944075, 18054595, 90272975]

約数ペア:

[(1, 90272975), (5, 18054595), (13, 6944075), (17, 5310175), (25, 3610919), (65, 1388815), (85, 1062035), (221, 408475), (325, 277763), (425, 212407), (1105, 81695), (5525, 16339)]