381042016

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{1129}}^1$

素因数の和:1391

約数の個数: 48

約数和(自身を含む): 768852000

約数和(自身を除く): 387809984

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 199, 212, 398, 424, 796, 848, 1129, 1592, 1696, 2258, 3184, 4516, 6368, 9032, 10547, 18064, 21094, 36128, 42188, 59837, 84376, 119674, 168752, 224671, 239348, 337504, 449342, 478696, 898684, 957392, 1797368, 1914784, 3594736, 7189472, 11907563, 23815126, 47630252, 95260504, 190521008, 381042016]

約数ペア:

[(1, 381042016), (2, 190521008), (4, 95260504), (8, 47630252), (16, 23815126), (32, 11907563), (53, 7189472), (106, 3594736), (199, 1914784), (212, 1797368), (398, 957392), (424, 898684), (796, 478696), (848, 449342), (1129, 337504), (1592, 239348), (1696, 224671), (2258, 168752), (3184, 119674), (4516, 84376), (6368, 59837), (9032, 42188), (10547, 36128), (18064, 21094)]