278340725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{1459}}^1$

素因数の和:2069

約数の個数: 24

約数和(自身を含む): 372580320

約数和(自身を除く): 94239595

約数列:

[1, 5, 13, 25, 65, 325, 587, 1459, 2935, 7295, 7631, 14675, 18967, 36475, 38155, 94835, 190775, 474175, 856433, 4282165, 11133629, 21410825, 55668145, 278340725]

約数ペア:

[(1, 278340725), (5, 55668145), (13, 21410825), (25, 11133629), (65, 4282165), (325, 856433), (587, 474175), (1459, 190775), (2935, 94835), (7295, 38155), (7631, 36475), (14675, 18967)]