39440975

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 59996160

約数和(自身を除く): 20555185

約数列:

[1, 5, 7, 23, 25, 35, 41, 115, 161, 175, 205, 239, 287, 575, 805, 943, 1025, 1195, 1435, 1673, 4025, 4715, 5497, 5975, 6601, 7175, 8365, 9799, 23575, 27485, 33005, 38479, 41825, 48995, 68593, 137425, 165025, 192395, 225377, 244975, 342965, 961975, 1126885, 1577639, 1714825, 5634425, 7888195, 39440975]

約数ペア:

[(1, 39440975), (5, 7888195), (7, 5634425), (23, 1714825), (25, 1577639), (35, 1126885), (41, 961975), (115, 342965), (161, 244975), (175, 225377), (205, 192395), (239, 165025), (287, 137425), (575, 68593), (805, 48995), (943, 41825), (1025, 38479), (1195, 33005), (1435, 27485), (1673, 23575), (4025, 9799), (4715, 8365), (5497, 7175), (5975, 6601)]