164027697040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{33612233}}^1$

素因数の和:33612307

約数の個数: 40

約数和(自身を含む): 387616282488

約数和(自身を除く): 223588585448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 33612233, 67224466, 134448932, 168061165, 268897864, 336122330, 537795728, 672244660, 1344489320, 2050346213, 2688978640, 4100692426, 8201384852, 10251731065, 16402769704, 20503462130, 32805539408, 41006924260, 82013848520, 164027697040]

約数ペア:

[(1, 164027697040), (2, 82013848520), (4, 41006924260), (5, 32805539408), (8, 20503462130), (10, 16402769704), (16, 10251731065), (20, 8201384852), (40, 4100692426), (61, 2688978640), (80, 2050346213), (122, 1344489320), (244, 672244660), (305, 537795728), (488, 336122330), (610, 268897864), (976, 168061165), (1220, 134448932), (2440, 67224466), (4880, 33612233)]