90240775

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 114461424

約数和(自身を除く): 24220649

約数列:

[1, 5, 25, 73, 197, 251, 365, 985, 1255, 1825, 4925, 6275, 14381, 18323, 49447, 71905, 91615, 247235, 359525, 458075, 1236175, 3609631, 18048155, 90240775]

約数ペア:

[(1, 90240775), (5, 18048155), (25, 3609631), (73, 1236175), (197, 458075), (251, 359525), (365, 247235), (985, 91615), (1255, 71905), (1825, 49447), (4925, 18323), (6275, 14381)]