82194880

素因数分解:

$2^6\times 5^1\times {\mathrm{397}}^1\times {\mathrm{647}}^1$

素因数の和:1061

約数の個数: 56

約数和(自身を含む): 196522848

約数和(自身を除く): 114327968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 397, 647, 794, 1294, 1588, 1985, 2588, 3176, 3235, 3970, 5176, 6352, 6470, 7940, 10352, 12704, 12940, 15880, 20704, 25408, 25880, 31760, 41408, 51760, 63520, 103520, 127040, 207040, 256859, 513718, 1027436, 1284295, 2054872, 2568590, 4109744, 5137180, 8219488, 10274360, 16438976, 20548720, 41097440, 82194880]

約数ペア:

[(1, 82194880), (2, 41097440), (4, 20548720), (5, 16438976), (8, 10274360), (10, 8219488), (16, 5137180), (20, 4109744), (32, 2568590), (40, 2054872), (64, 1284295), (80, 1027436), (160, 513718), (320, 256859), (397, 207040), (647, 127040), (794, 103520), (1294, 63520), (1588, 51760), (1985, 41408), (2588, 31760), (3176, 25880), (3235, 25408), (3970, 20704), (5176, 15880), (6352, 12940), (6470, 12704), (7940, 10352)]