77665225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2591}}^1$

素因数の和:2721

約数の個数: 24

約数和(自身を含む): 106064640

約数和(自身を除く): 28399415

約数列:

[1, 5, 11, 25, 55, 109, 275, 545, 1199, 2591, 2725, 5995, 12955, 28501, 29975, 64775, 142505, 282419, 712525, 1412095, 3106609, 7060475, 15533045, 77665225]

約数ペア:

[(1, 77665225), (5, 15533045), (11, 7060475), (25, 3106609), (55, 1412095), (109, 712525), (275, 282419), (545, 142505), (1199, 64775), (2591, 29975), (2725, 28501), (5995, 12955)]