7998208

素因数分解:

$2^8\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 36

約数和(自身を含む): 16147600

約数和(自身を除く): 8149392

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 199, 256, 314, 398, 628, 796, 1256, 1592, 2512, 3184, 5024, 6368, 10048, 12736, 20096, 25472, 31243, 40192, 50944, 62486, 124972, 249944, 499888, 999776, 1999552, 3999104, 7998208]

約数ペア:

[(1, 7998208), (2, 3999104), (4, 1999552), (8, 999776), (16, 499888), (32, 249944), (64, 124972), (128, 62486), (157, 50944), (199, 40192), (256, 31243), (314, 25472), (398, 20096), (628, 12736), (796, 10048), (1256, 6368), (1592, 5024), (2512, 3184)]