858252970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 1645712640

約数和(自身を除く): 787459670

約数列:

[1, 2, 5, 10, 29, 58, 71, 73, 142, 145, 146, 290, 355, 365, 571, 710, 730, 1142, 2059, 2117, 2855, 4118, 4234, 5183, 5710, 10295, 10366, 10585, 16559, 20590, 21170, 25915, 33118, 40541, 41683, 51830, 81082, 82795, 83366, 150307, 165590, 202705, 208415, 300614, 405410, 416830, 751535, 1175689, 1208807, 1503070, 2351378, 2417614, 2959493, 5878445, 5918986, 6044035, 11756890, 12088070, 14797465, 29594930, 85825297, 171650594, 429126485, 858252970]

約数ペア:

[(1, 858252970), (2, 429126485), (5, 171650594), (10, 85825297), (29, 29594930), (58, 14797465), (71, 12088070), (73, 11756890), (142, 6044035), (145, 5918986), (146, 5878445), (290, 2959493), (355, 2417614), (365, 2351378), (571, 1503070), (710, 1208807), (730, 1175689), (1142, 751535), (2059, 416830), (2117, 405410), (2855, 300614), (4118, 208415), (4234, 202705), (5183, 165590), (5710, 150307), (10295, 83366), (10366, 82795), (10585, 81082), (16559, 51830), (20590, 41683), (21170, 40541), (25915, 33118)]