508728005

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 648000000

約数和(自身を除く): 139271995

約数列:

[1, 5, 29, 79, 89, 145, 395, 445, 499, 2291, 2495, 2581, 7031, 11455, 12905, 14471, 35155, 39421, 44411, 72355, 197105, 203899, 222055, 1019495, 1143209, 1287919, 3508469, 5716045, 6439595, 17542345, 101745601, 508728005]

約数ペア:

[(1, 508728005), (5, 101745601), (29, 17542345), (79, 6439595), (89, 5716045), (145, 3508469), (395, 1287919), (445, 1143209), (499, 1019495), (2291, 222055), (2495, 203899), (2581, 197105), (7031, 72355), (11455, 44411), (12905, 39421), (14471, 35155)]