128145800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{17317}}^1$

素因数の和:17370

約数の個数: 48

約数和(自身を含む): 306009060

約数和(自身を除く): 177863260

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1850, 3700, 7400, 17317, 34634, 69268, 86585, 138536, 173170, 346340, 432925, 640729, 692680, 865850, 1281458, 1731700, 2562916, 3203645, 3463400, 5125832, 6407290, 12814580, 16018225, 25629160, 32036450, 64072900, 128145800]

約数ペア:

[(1, 128145800), (2, 64072900), (4, 32036450), (5, 25629160), (8, 16018225), (10, 12814580), (20, 6407290), (25, 5125832), (37, 3463400), (40, 3203645), (50, 2562916), (74, 1731700), (100, 1281458), (148, 865850), (185, 692680), (200, 640729), (296, 432925), (370, 346340), (740, 173170), (925, 138536), (1480, 86585), (1850, 69268), (3700, 34634), (7400, 17317)]