128641535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1367}}^1$

素因数の和:1471

約数の個数: 32

約数和(自身を含む): 177292800

約数和(自身を除く): 48651265

約数列:

[1, 5, 11, 29, 55, 59, 145, 295, 319, 649, 1367, 1595, 1711, 3245, 6835, 8555, 15037, 18821, 39643, 75185, 80653, 94105, 198215, 403265, 436073, 887183, 2180365, 2338937, 4435915, 11694685, 25728307, 128641535]

約数ペア:

[(1, 128641535), (5, 25728307), (11, 11694685), (29, 4435915), (55, 2338937), (59, 2180365), (145, 887183), (295, 436073), (319, 403265), (649, 198215), (1367, 94105), (1595, 80653), (1711, 75185), (3245, 39643), (6835, 18821), (8555, 15037)]