25780716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1831

約数の個数: 72

約数和(自身を含む): 72485504

約数和(自身を除く): 46704788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 1777, 2418, 3554, 3627, 4836, 5331, 7108, 7254, 10662, 14508, 15993, 21324, 23101, 31986, 46202, 55087, 63972, 69303, 92404, 110174, 138606, 165261, 207909, 220348, 277212, 330522, 415818, 495783, 661044, 716131, 831636, 991566, 1432262, 1983132, 2148393, 2864524, 4296786, 6445179, 8593572, 12890358, 25780716]

約数ペア:

[(1, 25780716), (2, 12890358), (3, 8593572), (4, 6445179), (6, 4296786), (9, 2864524), (12, 2148393), (13, 1983132), (18, 1432262), (26, 991566), (31, 831636), (36, 716131), (39, 661044), (52, 495783), (62, 415818), (78, 330522), (93, 277212), (117, 220348), (124, 207909), (156, 165261), (186, 138606), (234, 110174), (279, 92404), (372, 69303), (403, 63972), (468, 55087), (558, 46202), (806, 31986), (1116, 23101), (1209, 21324), (1612, 15993), (1777, 14508), (2418, 10662), (3554, 7254), (3627, 7108), (4836, 5331)]