78848320

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3119}}^1$

素因数の和:3215

約数の個数: 56

約数和(自身を含む): 190195200

約数和(自身を除く): 111346880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3119, 3160, 5056, 6238, 6320, 12476, 12640, 15595, 24952, 25280, 31190, 49904, 62380, 99808, 124760, 199616, 246401, 249520, 492802, 499040, 985604, 998080, 1232005, 1971208, 2464010, 3942416, 4928020, 7884832, 9856040, 15769664, 19712080, 39424160, 78848320]

約数ペア:

[(1, 78848320), (2, 39424160), (4, 19712080), (5, 15769664), (8, 9856040), (10, 7884832), (16, 4928020), (20, 3942416), (32, 2464010), (40, 1971208), (64, 1232005), (79, 998080), (80, 985604), (158, 499040), (160, 492802), (316, 249520), (320, 246401), (395, 199616), (632, 124760), (790, 99808), (1264, 62380), (1580, 49904), (2528, 31190), (3119, 25280), (3160, 24952), (5056, 15595), (6238, 12640), (6320, 12476)]