79866475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{619}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 107093840

約数和(自身を除く): 27227365

約数列:

[1, 5, 13, 25, 65, 325, 397, 619, 1985, 3095, 5161, 8047, 9925, 15475, 25805, 40235, 129025, 201175, 245743, 1228715, 3194659, 6143575, 15973295, 79866475]

約数ペア:

[(1, 79866475), (5, 15973295), (13, 6143575), (25, 3194659), (65, 1228715), (325, 245743), (397, 201175), (619, 129025), (1985, 40235), (3095, 25805), (5161, 15475), (8047, 9925)]