318374512

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{1531}}^1$

素因数の和:1897

約数の個数: 40

約数和(自身を含む): 634303152

約数和(自身を除く): 315928640

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 317, 328, 634, 656, 1268, 1531, 2536, 3062, 5072, 6124, 12248, 12997, 24496, 25994, 51988, 62771, 103976, 125542, 207952, 251084, 485327, 502168, 970654, 1004336, 1941308, 3882616, 7765232, 19898407, 39796814, 79593628, 159187256, 318374512]

約数ペア:

[(1, 318374512), (2, 159187256), (4, 79593628), (8, 39796814), (16, 19898407), (41, 7765232), (82, 3882616), (164, 1941308), (317, 1004336), (328, 970654), (634, 502168), (656, 485327), (1268, 251084), (1531, 207952), (2536, 125542), (3062, 103976), (5072, 62771), (6124, 51988), (12248, 25994), (12997, 24496)]