8687304860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{84163}}^1$

素因数の和:84582

約数の個数: 48

約数和(自身を含む): 19696395936

約数和(自身を除く): 11009091076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 397, 794, 1588, 1985, 3970, 5161, 7940, 10322, 20644, 25805, 51610, 84163, 103220, 168326, 336652, 420815, 841630, 1094119, 1683260, 2188238, 4376476, 5470595, 10941190, 21882380, 33412711, 66825422, 133650844, 167063555, 334127110, 434365243, 668254220, 868730486, 1737460972, 2171826215, 4343652430, 8687304860]

約数ペア:

[(1, 8687304860), (2, 4343652430), (4, 2171826215), (5, 1737460972), (10, 868730486), (13, 668254220), (20, 434365243), (26, 334127110), (52, 167063555), (65, 133650844), (130, 66825422), (260, 33412711), (397, 21882380), (794, 10941190), (1588, 5470595), (1985, 4376476), (3970, 2188238), (5161, 1683260), (7940, 1094119), (10322, 841630), (20644, 420815), (25805, 336652), (51610, 168326), (84163, 103220)]