164525210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 322237440

約数和(自身を除く): 157712230

約数列:

[1, 2, 5, 10, 23, 41, 46, 73, 82, 115, 146, 205, 230, 239, 365, 410, 478, 730, 943, 1195, 1679, 1886, 2390, 2993, 3358, 4715, 5497, 5986, 8395, 9430, 9799, 10994, 14965, 16790, 17447, 19598, 27485, 29930, 34894, 48995, 54970, 68839, 87235, 97990, 137678, 174470, 225377, 344195, 401281, 450754, 688390, 715327, 802562, 1126885, 1430654, 2006405, 2253770, 3576635, 4012810, 7153270, 16452521, 32905042, 82262605, 164525210]

約数ペア:

[(1, 164525210), (2, 82262605), (5, 32905042), (10, 16452521), (23, 7153270), (41, 4012810), (46, 3576635), (73, 2253770), (82, 2006405), (115, 1430654), (146, 1126885), (205, 802562), (230, 715327), (239, 688390), (365, 450754), (410, 401281), (478, 344195), (730, 225377), (943, 174470), (1195, 137678), (1679, 97990), (1886, 87235), (2390, 68839), (2993, 54970), (3358, 48995), (4715, 34894), (5497, 29930), (5986, 27485), (8395, 19598), (9430, 17447), (9799, 16790), (10994, 14965)]