678478465

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{4159}}^1$

素因数の和:4309

約数の個数: 32

約数和(自身を含む): 958464000

約数和(自身を除く): 279985535

約数列:

[1, 5, 7, 35, 59, 79, 295, 395, 413, 553, 2065, 2765, 4159, 4661, 20795, 23305, 29113, 32627, 145565, 163135, 245381, 328561, 1226905, 1642805, 1717667, 2299927, 8588335, 11499635, 19385099, 96925495, 135695693, 678478465]

約数ペア:

[(1, 678478465), (5, 135695693), (7, 96925495), (35, 19385099), (59, 11499635), (79, 8588335), (295, 2299927), (395, 1717667), (413, 1642805), (553, 1226905), (2065, 328561), (2765, 245381), (4159, 163135), (4661, 145565), (20795, 32627), (23305, 29113)]