71923205320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{87887}}^1$

素因数の和:88438

約数の個数: 64

約数和(自身を含む): 166108320000

約数和(自身を除く): 94185114680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 499, 820, 998, 1640, 1996, 2495, 3992, 4990, 9980, 19960, 20459, 40918, 81836, 87887, 102295, 163672, 175774, 204590, 351548, 409180, 439435, 703096, 818360, 878870, 1757740, 3515480, 3603367, 7206734, 14413468, 18016835, 28826936, 36033670, 43855613, 72067340, 87711226, 144134680, 175422452, 219278065, 350844904, 438556130, 877112260, 1754224520, 1798080133, 3596160266, 7192320532, 8990400665, 14384641064, 17980801330, 35961602660, 71923205320]

約数ペア:

[(1, 71923205320), (2, 35961602660), (4, 17980801330), (5, 14384641064), (8, 8990400665), (10, 7192320532), (20, 3596160266), (40, 1798080133), (41, 1754224520), (82, 877112260), (164, 438556130), (205, 350844904), (328, 219278065), (410, 175422452), (499, 144134680), (820, 87711226), (998, 72067340), (1640, 43855613), (1996, 36033670), (2495, 28826936), (3992, 18016835), (4990, 14413468), (9980, 7206734), (19960, 3603367), (20459, 3515480), (40918, 1757740), (81836, 878870), (87887, 818360), (102295, 703096), (163672, 439435), (175774, 409180), (204590, 351548)]