25830735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 51840000

約数和(自身を除く): 26009265

約数列:

[1, 3, 5, 7, 15, 17, 21, 29, 35, 51, 85, 87, 105, 119, 145, 203, 255, 357, 435, 493, 499, 595, 609, 1015, 1479, 1497, 1785, 2465, 2495, 3045, 3451, 3493, 7395, 7485, 8483, 10353, 10479, 14471, 17255, 17465, 25449, 42415, 43413, 51765, 52395, 59381, 72355, 101297, 127245, 178143, 217065, 246007, 296905, 303891, 506485, 738021, 890715, 1230035, 1519455, 1722049, 3690105, 5166147, 8610245, 25830735]

約数ペア:

[(1, 25830735), (3, 8610245), (5, 5166147), (7, 3690105), (15, 1722049), (17, 1519455), (21, 1230035), (29, 890715), (35, 738021), (51, 506485), (85, 303891), (87, 296905), (105, 246007), (119, 217065), (145, 178143), (203, 127245), (255, 101297), (357, 72355), (435, 59381), (493, 52395), (499, 51765), (595, 43413), (609, 42415), (1015, 25449), (1479, 17465), (1497, 17255), (1785, 14471), (2465, 10479), (2495, 10353), (3045, 8483), (3451, 7485), (3493, 7395)]