25687740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32933}}^1$

素因数の和:32958

約数の個数: 48

約数和(自身を含む): 77460768

約数和(自身を除く): 51773028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32933, 65866, 98799, 131732, 164665, 197598, 329330, 395196, 428129, 493995, 658660, 856258, 987990, 1284387, 1712516, 1975980, 2140645, 2568774, 4281290, 5137548, 6421935, 8562580, 12843870, 25687740]

約数ペア:

[(1, 25687740), (2, 12843870), (3, 8562580), (4, 6421935), (5, 5137548), (6, 4281290), (10, 2568774), (12, 2140645), (13, 1975980), (15, 1712516), (20, 1284387), (26, 987990), (30, 856258), (39, 658660), (52, 493995), (60, 428129), (65, 395196), (78, 329330), (130, 197598), (156, 164665), (195, 131732), (260, 98799), (390, 65866), (780, 32933)]