397134025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 551536128

約数和(自身を除く): 154402103

約数列:

[1, 5, 17, 25, 31, 43, 85, 155, 215, 425, 527, 701, 731, 775, 1075, 1333, 2635, 3505, 3655, 6665, 11917, 13175, 17525, 18275, 21731, 22661, 30143, 33325, 59585, 108655, 113305, 150715, 297925, 369427, 512431, 543275, 566525, 753575, 934433, 1847135, 2562155, 4672165, 9235675, 12810775, 15885361, 23360825, 79426805, 397134025]

約数ペア:

[(1, 397134025), (5, 79426805), (17, 23360825), (25, 15885361), (31, 12810775), (43, 9235675), (85, 4672165), (155, 2562155), (215, 1847135), (425, 934433), (527, 753575), (701, 566525), (731, 543275), (775, 512431), (1075, 369427), (1333, 297925), (2635, 150715), (3505, 113305), (3655, 108655), (6665, 59585), (11917, 33325), (13175, 30143), (17525, 22661), (18275, 21731)]