38821640275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181219}}^1$

素因数の和:181300

約数の個数: 48

約数和(自身を含む): 56627625600

約数和(自身を除く): 17805985325

約数列:

[1, 5, 11, 19, 25, 41, 55, 95, 205, 209, 275, 451, 475, 779, 1025, 1045, 2255, 3895, 5225, 8569, 11275, 19475, 42845, 181219, 214225, 906095, 1993409, 3443161, 4530475, 7429979, 9967045, 17215805, 37149895, 37874771, 49835225, 81729769, 86079025, 141169601, 185749475, 189373855, 408648845, 705848005, 946869275, 1552865611, 2043244225, 3529240025, 7764328055, 38821640275]

約数ペア:

[(1, 38821640275), (5, 7764328055), (11, 3529240025), (19, 2043244225), (25, 1552865611), (41, 946869275), (55, 705848005), (95, 408648845), (205, 189373855), (209, 185749475), (275, 141169601), (451, 86079025), (475, 81729769), (779, 49835225), (1025, 37874771), (1045, 37149895), (2255, 17215805), (3895, 9967045), (5225, 7429979), (8569, 4530475), (11275, 3443161), (19475, 1993409), (42845, 906095), (181219, 214225)]