71333275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12911}}^1$

素因数の和:12951

約数の個数: 24

約数和(自身を含む): 100868544

約数和(自身を除く): 29535269

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 12911, 64555, 167843, 219487, 322775, 839215, 1097435, 2853331, 4196075, 5487175, 14266655, 71333275]

約数ペア:

[(1, 71333275), (5, 14266655), (13, 5487175), (17, 4196075), (25, 2853331), (65, 1097435), (85, 839215), (221, 322775), (325, 219487), (425, 167843), (1105, 64555), (5525, 12911)]