79826475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 141071328

約数和(自身を除く): 61244853

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 137, 255, 411, 425, 457, 685, 1275, 1371, 2055, 2285, 2329, 3425, 6855, 6987, 7769, 10275, 11425, 11645, 23307, 34275, 34935, 38845, 58225, 62609, 116535, 174675, 187827, 194225, 313045, 582675, 939135, 1064353, 1565225, 3193059, 4695675, 5321765, 15965295, 26608825, 79826475]

約数ペア:

[(1, 79826475), (3, 26608825), (5, 15965295), (15, 5321765), (17, 4695675), (25, 3193059), (51, 1565225), (75, 1064353), (85, 939135), (137, 582675), (255, 313045), (411, 194225), (425, 187827), (457, 174675), (685, 116535), (1275, 62609), (1371, 58225), (2055, 38845), (2285, 34935), (2329, 34275), (3425, 23307), (6855, 11645), (6987, 11425), (7769, 10275)]