78001208

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{769}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 151536000

約数和(自身を除く): 73534792

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 409, 769, 818, 1538, 1636, 3076, 3272, 6152, 12679, 23839, 25358, 47678, 50716, 95356, 101432, 190712, 314521, 629042, 1258084, 2516168, 9750151, 19500302, 39000604, 78001208]

約数ペア:

[(1, 78001208), (2, 39000604), (4, 19500302), (8, 9750151), (31, 2516168), (62, 1258084), (124, 629042), (248, 314521), (409, 190712), (769, 101432), (818, 95356), (1538, 50716), (1636, 47678), (3076, 25358), (3272, 23839), (6152, 12679)]