255710072

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{2521}}^1$

素因数の和:2967

約数の個数: 32

約数和(自身を含む): 496329600

約数和(自身を除く): 240619528

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 409, 818, 1636, 2521, 3272, 5042, 10084, 12679, 20168, 25358, 50716, 78151, 101432, 156302, 312604, 625208, 1031089, 2062178, 4124356, 8248712, 31963759, 63927518, 127855036, 255710072]

約数ペア:

[(1, 255710072), (2, 127855036), (4, 63927518), (8, 31963759), (31, 8248712), (62, 4124356), (124, 2062178), (248, 1031089), (409, 625208), (818, 312604), (1636, 156302), (2521, 101432), (3272, 78151), (5042, 50716), (10084, 25358), (12679, 20168)]