78260015

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{1439}}^1$

素因数の和:1666

約数の個数: 16

約数和(自身を含む): 95904000

約数和(自身を除く): 17643985

約数列:

[1, 5, 73, 149, 365, 745, 1439, 7195, 10877, 54385, 105047, 214411, 525235, 1072055, 15652003, 78260015]

約数ペア:

[(1, 78260015), (5, 15652003), (73, 1072055), (149, 525235), (365, 214411), (745, 105047), (1439, 54385), (7195, 10877)]