26319280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25307}}^1$

素因数の和:25333

約数の個数: 40

約数和(自身を含む): 65902032

約数和(自身を除く): 39582752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25307, 50614, 101228, 126535, 202456, 253070, 328991, 404912, 506140, 657982, 1012280, 1315964, 1644955, 2024560, 2631928, 3289910, 5263856, 6579820, 13159640, 26319280]

約数ペア:

[(1, 26319280), (2, 13159640), (4, 6579820), (5, 5263856), (8, 3289910), (10, 2631928), (13, 2024560), (16, 1644955), (20, 1315964), (26, 1012280), (40, 657982), (52, 506140), (65, 404912), (80, 328991), (104, 253070), (130, 202456), (208, 126535), (260, 101228), (520, 50614), (1040, 25307)]