1281115225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{1117}}^1\times {\mathrm{3529}}^1$

素因数の和:4669

約数の個数: 24

約数和(自身を含む): 1712798360

約数和(自身を除く): 431683135

約数列:

[1, 5, 13, 25, 65, 325, 1117, 3529, 5585, 14521, 17645, 27925, 45877, 72605, 88225, 229385, 363025, 1146925, 3941893, 19709465, 51244609, 98547325, 256223045, 1281115225]

約数ペア:

[(1, 1281115225), (5, 256223045), (13, 98547325), (25, 51244609), (65, 19709465), (325, 3941893), (1117, 1146925), (3529, 363025), (5585, 229385), (14521, 88225), (17645, 72605), (27925, 45877)]