25078760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89567}}^1$

素因数の和:89585

約数の個数: 32

約数和(自身を含む): 64488960

約数和(自身を除く): 39410200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 89567, 179134, 358268, 447835, 626969, 716536, 895670, 1253938, 1791340, 2507876, 3134845, 3582680, 5015752, 6269690, 12539380, 25078760]

約数ペア:

[(1, 25078760), (2, 12539380), (4, 6269690), (5, 5015752), (7, 3582680), (8, 3134845), (10, 2507876), (14, 1791340), (20, 1253938), (28, 895670), (35, 716536), (40, 626969), (56, 447835), (70, 358268), (140, 179134), (280, 89567)]