25580920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37619}}^1$

素因数の和:37647

約数の個数: 32

約数和(自身を含む): 60944400

約数和(自身を除く): 35363480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37619, 75238, 150476, 188095, 300952, 376190, 639523, 752380, 1279046, 1504760, 2558092, 3197615, 5116184, 6395230, 12790460, 25580920]

約数ペア:

[(1, 25580920), (2, 12790460), (4, 6395230), (5, 5116184), (8, 3197615), (10, 2558092), (17, 1504760), (20, 1279046), (34, 752380), (40, 639523), (68, 376190), (85, 300952), (136, 188095), (170, 150476), (340, 75238), (680, 37619)]