25895080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 62421840

約数和(自身を除く): 36526760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 113, 136, 170, 226, 337, 340, 452, 565, 674, 680, 904, 1130, 1348, 1685, 1921, 2260, 2696, 3370, 3842, 4520, 5729, 6740, 7684, 9605, 11458, 13480, 15368, 19210, 22916, 28645, 38081, 38420, 45832, 57290, 76162, 76840, 114580, 152324, 190405, 229160, 304648, 380810, 647377, 761620, 1294754, 1523240, 2589508, 3236885, 5179016, 6473770, 12947540, 25895080]

約数ペア:

[(1, 25895080), (2, 12947540), (4, 6473770), (5, 5179016), (8, 3236885), (10, 2589508), (17, 1523240), (20, 1294754), (34, 761620), (40, 647377), (68, 380810), (85, 304648), (113, 229160), (136, 190405), (170, 152324), (226, 114580), (337, 76840), (340, 76162), (452, 57290), (565, 45832), (674, 38420), (680, 38081), (904, 28645), (1130, 22916), (1348, 19210), (1685, 15368), (1921, 13480), (2260, 11458), (2696, 9605), (3370, 7684), (3842, 6740), (4520, 5729)]