133478720

素因数分解:

$2^6\times 5^1\times {\mathrm{449}}^1\times {\mathrm{929}}^1$

素因数の和:1395

約数の個数: 56

約数和(自身を含む): 318897000

約数和(自身を除く): 185418280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 449, 898, 929, 1796, 1858, 2245, 3592, 3716, 4490, 4645, 7184, 7432, 8980, 9290, 14368, 14864, 17960, 18580, 28736, 29728, 35920, 37160, 59456, 71840, 74320, 143680, 148640, 297280, 417121, 834242, 1668484, 2085605, 3336968, 4171210, 6673936, 8342420, 13347872, 16684840, 26695744, 33369680, 66739360, 133478720]

約数ペア:

[(1, 133478720), (2, 66739360), (4, 33369680), (5, 26695744), (8, 16684840), (10, 13347872), (16, 8342420), (20, 6673936), (32, 4171210), (40, 3336968), (64, 2085605), (80, 1668484), (160, 834242), (320, 417121), (449, 297280), (898, 148640), (929, 143680), (1796, 74320), (1858, 71840), (2245, 59456), (3592, 37160), (3716, 35920), (4490, 29728), (4645, 28736), (7184, 18580), (7432, 17960), (8980, 14864), (9290, 14368)]