81830664

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15569}}^1$

素因数の和:15654

約数の個数: 48

約数和(自身を含む): 224675100

約数和(自身を除く): 142844436

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 5256, 15569, 31138, 46707, 62276, 93414, 124552, 140121, 186828, 280242, 373656, 560484, 1120968, 1136537, 2273074, 3409611, 4546148, 6819222, 9092296, 10228833, 13638444, 20457666, 27276888, 40915332, 81830664]

約数ペア:

[(1, 81830664), (2, 40915332), (3, 27276888), (4, 20457666), (6, 13638444), (8, 10228833), (9, 9092296), (12, 6819222), (18, 4546148), (24, 3409611), (36, 2273074), (72, 1136537), (73, 1120968), (146, 560484), (219, 373656), (292, 280242), (438, 186828), (584, 140121), (657, 124552), (876, 93414), (1314, 62276), (1752, 46707), (2628, 31138), (5256, 15569)]