275388620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{10487}}^1$

素因数の和:10610

約数の個数: 48

約数和(自身を含む): 629028288

約数和(自身を除く): 353639668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2626, 5252, 6565, 10487, 13130, 20974, 26260, 41948, 52435, 104870, 136331, 209740, 272662, 545324, 681655, 1059187, 1363310, 2118374, 2726620, 4236748, 5295935, 10591870, 13769431, 21183740, 27538862, 55077724, 68847155, 137694310, 275388620]

約数ペア:

[(1, 275388620), (2, 137694310), (4, 68847155), (5, 55077724), (10, 27538862), (13, 21183740), (20, 13769431), (26, 10591870), (52, 5295935), (65, 4236748), (101, 2726620), (130, 2118374), (202, 1363310), (260, 1059187), (404, 681655), (505, 545324), (1010, 272662), (1313, 209740), (2020, 136331), (2626, 104870), (5252, 52435), (6565, 41948), (10487, 26260), (13130, 20974)]