28029350

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 54423600

約数和(自身を除く): 26394250

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 109, 139, 185, 218, 278, 370, 545, 695, 925, 1090, 1390, 1850, 2725, 3475, 4033, 5143, 5450, 6950, 8066, 10286, 15151, 20165, 25715, 30302, 40330, 51430, 75755, 100825, 128575, 151510, 201650, 257150, 378775, 560587, 757550, 1121174, 2802935, 5605870, 14014675, 28029350]

約数ペア:

[(1, 28029350), (2, 14014675), (5, 5605870), (10, 2802935), (25, 1121174), (37, 757550), (50, 560587), (74, 378775), (109, 257150), (139, 201650), (185, 151510), (218, 128575), (278, 100825), (370, 75755), (545, 51430), (695, 40330), (925, 30302), (1090, 25715), (1390, 20165), (1850, 15151), (2725, 10286), (3475, 8066), (4033, 6950), (5143, 5450)]