87904552

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 176887260

約数和(自身を除く): 88982708

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 193, 197, 289, 386, 394, 578, 772, 788, 1156, 1544, 1576, 2312, 3281, 3349, 6562, 6698, 13124, 13396, 26248, 26792, 38021, 55777, 56933, 76042, 111554, 113866, 152084, 223108, 227732, 304168, 446216, 455464, 646357, 1292714, 2585428, 5170856, 10988069, 21976138, 43952276, 87904552]

約数ペア:

[(1, 87904552), (2, 43952276), (4, 21976138), (8, 10988069), (17, 5170856), (34, 2585428), (68, 1292714), (136, 646357), (193, 455464), (197, 446216), (289, 304168), (386, 227732), (394, 223108), (578, 152084), (772, 113866), (788, 111554), (1156, 76042), (1544, 56933), (1576, 55777), (2312, 38021), (3281, 26792), (3349, 26248), (6562, 13396), (6698, 13124)]