388200320

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3079}}^1$

素因数の和:3295

約数の個数: 64

約数和(自身を含む): 933055200

約数和(自身を除く): 544854880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 394, 640, 788, 985, 1576, 1970, 3079, 3152, 3940, 6158, 6304, 7880, 12316, 12608, 15395, 15760, 24632, 25216, 30790, 31520, 49264, 61580, 63040, 98528, 123160, 126080, 197056, 246320, 394112, 492640, 606563, 985280, 1213126, 1970560, 2426252, 3032815, 4852504, 6065630, 9705008, 12131260, 19410016, 24262520, 38820032, 48525040, 77640064, 97050080, 194100160, 388200320]

約数ペア:

[(1, 388200320), (2, 194100160), (4, 97050080), (5, 77640064), (8, 48525040), (10, 38820032), (16, 24262520), (20, 19410016), (32, 12131260), (40, 9705008), (64, 6065630), (80, 4852504), (128, 3032815), (160, 2426252), (197, 1970560), (320, 1213126), (394, 985280), (640, 606563), (788, 492640), (985, 394112), (1576, 246320), (1970, 197056), (3079, 126080), (3152, 123160), (3940, 98528), (6158, 63040), (6304, 61580), (7880, 49264), (12316, 31520), (12608, 30790), (15395, 25216), (15760, 24632)]