25287760

素因数分解:

$2^4\times 5^1\times {\mathrm{316097}}^1$

素因数の和:316110

約数の個数: 20

約数和(自身を含む): 58794228

約数和(自身を除く): 33506468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 316097, 632194, 1264388, 1580485, 2528776, 3160970, 5057552, 6321940, 12643880, 25287760]

約数ペア:

[(1, 25287760), (2, 12643880), (4, 6321940), (5, 5057552), (8, 3160970), (10, 2528776), (16, 1580485), (20, 1264388), (40, 632194), (80, 316097)]