53417825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 74638080

約数和(自身を除く): 21220255

約数列:

[1, 5, 17, 25, 37, 43, 79, 85, 185, 215, 395, 425, 629, 731, 925, 1075, 1343, 1591, 1975, 2923, 3145, 3397, 3655, 6715, 7955, 14615, 15725, 16985, 18275, 27047, 33575, 39775, 49691, 57749, 73075, 84925, 125689, 135235, 248455, 288745, 628445, 676175, 1242275, 1443725, 2136713, 3142225, 10683565, 53417825]

約数ペア:

[(1, 53417825), (5, 10683565), (17, 3142225), (25, 2136713), (37, 1443725), (43, 1242275), (79, 676175), (85, 628445), (185, 288745), (215, 248455), (395, 135235), (425, 125689), (629, 84925), (731, 73075), (925, 57749), (1075, 49691), (1343, 39775), (1591, 33575), (1975, 27047), (2923, 18275), (3145, 16985), (3397, 15725), (3655, 14615), (6715, 7955)]