25397864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 52133220

約数和(自身を除く): 26735356

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 101, 136, 172, 202, 344, 404, 731, 808, 1462, 1717, 1849, 2924, 3434, 3698, 4343, 5848, 6868, 7396, 8686, 13736, 14792, 17372, 31433, 34744, 62866, 73831, 125732, 147662, 186749, 251464, 295324, 373498, 590648, 746996, 1493992, 3174733, 6349466, 12698932, 25397864]

約数ペア:

[(1, 25397864), (2, 12698932), (4, 6349466), (8, 3174733), (17, 1493992), (34, 746996), (43, 590648), (68, 373498), (86, 295324), (101, 251464), (136, 186749), (172, 147662), (202, 125732), (344, 73831), (404, 62866), (731, 34744), (808, 31433), (1462, 17372), (1717, 14792), (1849, 13736), (2924, 8686), (3434, 7396), (3698, 6868), (4343, 5848)]