128401850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5209}}^1$

素因数の和:5267

約数の個数: 48

約数和(自身を含む): 261646200

約数和(自身を除く): 133244350

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 170, 290, 425, 493, 725, 850, 986, 1450, 2465, 4930, 5209, 10418, 12325, 24650, 26045, 52090, 88553, 130225, 151061, 177106, 260450, 302122, 442765, 755305, 885530, 1510610, 2213825, 2568037, 3776525, 4427650, 5136074, 7553050, 12840185, 25680370, 64200925, 128401850]

約数ペア:

[(1, 128401850), (2, 64200925), (5, 25680370), (10, 12840185), (17, 7553050), (25, 5136074), (29, 4427650), (34, 3776525), (50, 2568037), (58, 2213825), (85, 1510610), (145, 885530), (170, 755305), (290, 442765), (425, 302122), (493, 260450), (725, 177106), (850, 151061), (986, 130225), (1450, 88553), (2465, 52090), (4930, 26045), (5209, 24650), (10418, 12325)]