77886700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{40993}}^1$

素因数の和:41026

約数の個数: 36

約数和(自身を含む): 177913960

約数和(自身を除く): 100027260

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 40993, 81986, 163972, 204965, 409930, 778867, 819860, 1024825, 1557734, 2049650, 3115468, 3894335, 4099300, 7788670, 15577340, 19471675, 38943350, 77886700]

約数ペア:

[(1, 77886700), (2, 38943350), (4, 19471675), (5, 15577340), (10, 7788670), (19, 4099300), (20, 3894335), (25, 3115468), (38, 2049650), (50, 1557734), (76, 1024825), (95, 819860), (100, 778867), (190, 409930), (380, 204965), (475, 163972), (950, 81986), (1900, 40993)]