289950032

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:652

約数の個数: 80

約数和(自身を含む): 621001920

約数和(自身を除く): 331051888

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 43, 76, 82, 86, 152, 164, 172, 304, 328, 344, 541, 656, 688, 779, 817, 1082, 1558, 1634, 1763, 2164, 3116, 3268, 3526, 4328, 6232, 6536, 7052, 8656, 10279, 12464, 13072, 14104, 20558, 22181, 23263, 28208, 33497, 41116, 44362, 46526, 66994, 82232, 88724, 93052, 133988, 164464, 177448, 186104, 267976, 354896, 372208, 421439, 441997, 535952, 842878, 883994, 953783, 1685756, 1767988, 1907566, 3371512, 3535976, 3815132, 6743024, 7071952, 7630264, 15260528, 18121877, 36243754, 72487508, 144975016, 289950032]

約数ペア:

[(1, 289950032), (2, 144975016), (4, 72487508), (8, 36243754), (16, 18121877), (19, 15260528), (38, 7630264), (41, 7071952), (43, 6743024), (76, 3815132), (82, 3535976), (86, 3371512), (152, 1907566), (164, 1767988), (172, 1685756), (304, 953783), (328, 883994), (344, 842878), (541, 535952), (656, 441997), (688, 421439), (779, 372208), (817, 354896), (1082, 267976), (1558, 186104), (1634, 177448), (1763, 164464), (2164, 133988), (3116, 93052), (3268, 88724), (3526, 82232), (4328, 66994), (6232, 46526), (6536, 44362), (7052, 41116), (8656, 33497), (10279, 28208), (12464, 23263), (13072, 22181), (14104, 20558)]