249356103620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22397}}^1\times {\mathrm{42821}}^1$

素因数の和:65240

約数の個数: 48

約数和(自身を含む): 563966767728

約数和(自身を除く): 314610664108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 22397, 42821, 44794, 85642, 89588, 111985, 171284, 214105, 223970, 291161, 428210, 447940, 556673, 582322, 856420, 1113346, 1164644, 1455805, 2226692, 2783365, 2911610, 5566730, 5823220, 11133460, 959061937, 1918123874, 3836247748, 4795309685, 9590619370, 12467805181, 19181238740, 24935610362, 49871220724, 62339025905, 124678051810, 249356103620]

約数ペア:

[(1, 249356103620), (2, 124678051810), (4, 62339025905), (5, 49871220724), (10, 24935610362), (13, 19181238740), (20, 12467805181), (26, 9590619370), (52, 4795309685), (65, 3836247748), (130, 1918123874), (260, 959061937), (22397, 11133460), (42821, 5823220), (44794, 5566730), (85642, 2911610), (89588, 2783365), (111985, 2226692), (171284, 1455805), (214105, 1164644), (223970, 1113346), (291161, 856420), (428210, 582322), (447940, 556673)]