83240000

素因数分解:

$2^6\times 5^4\times {\mathrm{2081}}^1$

素因数の和:2113

約数の個数: 70

約数和(自身を含む): 206507334

約数和(自身を除く): 123267334

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2081, 2500, 4000, 4162, 5000, 8000, 8324, 10000, 10405, 16648, 20000, 20810, 33296, 40000, 41620, 52025, 66592, 83240, 104050, 133184, 166480, 208100, 260125, 332960, 416200, 520250, 665920, 832400, 1040500, 1300625, 1664800, 2081000, 2601250, 3329600, 4162000, 5202500, 8324000, 10405000, 16648000, 20810000, 41620000, 83240000]

約数ペア:

[(1, 83240000), (2, 41620000), (4, 20810000), (5, 16648000), (8, 10405000), (10, 8324000), (16, 5202500), (20, 4162000), (25, 3329600), (32, 2601250), (40, 2081000), (50, 1664800), (64, 1300625), (80, 1040500), (100, 832400), (125, 665920), (160, 520250), (200, 416200), (250, 332960), (320, 260125), (400, 208100), (500, 166480), (625, 133184), (800, 104050), (1000, 83240), (1250, 66592), (1600, 52025), (2000, 41620), (2081, 40000), (2500, 33296), (4000, 20810), (4162, 20000), (5000, 16648), (8000, 10405), (8324, 10000)]