25484240

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2029}}^1$

素因数の和:2199

約数の個数: 40

約数和(自身を含む): 59657640

約数和(自身を除く): 34173400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2029, 2512, 3140, 4058, 6280, 8116, 10145, 12560, 16232, 20290, 32464, 40580, 81160, 162320, 318553, 637106, 1274212, 1592765, 2548424, 3185530, 5096848, 6371060, 12742120, 25484240]

約数ペア:

[(1, 25484240), (2, 12742120), (4, 6371060), (5, 5096848), (8, 3185530), (10, 2548424), (16, 1592765), (20, 1274212), (40, 637106), (80, 318553), (157, 162320), (314, 81160), (628, 40580), (785, 32464), (1256, 20290), (1570, 16232), (2029, 12560), (2512, 10145), (3140, 8116), (4058, 6280)]