127723520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{12473}}^1$

素因数の和:12500

約数の個数: 48

約数和(自身を含む): 306486180

約数和(自身を除く): 178762660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 12473, 24946, 49892, 62365, 99784, 124730, 199568, 249460, 399136, 498920, 798272, 997840, 1596544, 1995680, 3193088, 3991360, 6386176, 7982720, 12772352, 15965440, 25544704, 31930880, 63861760, 127723520]

約数ペア:

[(1, 127723520), (2, 63861760), (4, 31930880), (5, 25544704), (8, 15965440), (10, 12772352), (16, 7982720), (20, 6386176), (32, 3991360), (40, 3193088), (64, 1995680), (80, 1596544), (128, 997840), (160, 798272), (256, 498920), (320, 399136), (512, 249460), (640, 199568), (1024, 124730), (1280, 99784), (2048, 62365), (2560, 49892), (5120, 24946), (10240, 12473)]