2151939520

素因数分解:

$2^6\times 5^1\times {\mathrm{821}}^1\times {\mathrm{8191}}^1$

素因数の和:9029

約数の個数: 56

約数和(自身を含む): 5131173888

約数和(自身を除く): 2979234368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 821, 1642, 3284, 4105, 6568, 8191, 8210, 13136, 16382, 16420, 26272, 32764, 32840, 40955, 52544, 65528, 65680, 81910, 131056, 131360, 163820, 262112, 262720, 327640, 524224, 655280, 1310560, 2621120, 6724811, 13449622, 26899244, 33624055, 53798488, 67248110, 107596976, 134496220, 215193952, 268992440, 430387904, 537984880, 1075969760, 2151939520]

約数ペア:

[(1, 2151939520), (2, 1075969760), (4, 537984880), (5, 430387904), (8, 268992440), (10, 215193952), (16, 134496220), (20, 107596976), (32, 67248110), (40, 53798488), (64, 33624055), (80, 26899244), (160, 13449622), (320, 6724811), (821, 2621120), (1642, 1310560), (3284, 655280), (4105, 524224), (6568, 327640), (8191, 262720), (8210, 262112), (13136, 163820), (16382, 131360), (16420, 131056), (26272, 81910), (32764, 65680), (32840, 65528), (40955, 52544)]