61661275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 87869376

約数和(自身を除く): 26208101

約数列:

[1, 5, 13, 23, 25, 65, 73, 113, 115, 299, 325, 365, 565, 575, 949, 1469, 1495, 1679, 1825, 2599, 2825, 4745, 7345, 7475, 8249, 8395, 12995, 21827, 23725, 33787, 36725, 41245, 41975, 64975, 107237, 109135, 168935, 189727, 206225, 536185, 545675, 844675, 948635, 2466451, 2680925, 4743175, 12332255, 61661275]

約数ペア:

[(1, 61661275), (5, 12332255), (13, 4743175), (23, 2680925), (25, 2466451), (65, 948635), (73, 844675), (113, 545675), (115, 536185), (299, 206225), (325, 189727), (365, 168935), (565, 109135), (575, 107237), (949, 64975), (1469, 41975), (1495, 41245), (1679, 36725), (1825, 33787), (2599, 23725), (2825, 21827), (4745, 12995), (7345, 8395), (7475, 8249)]