8061280240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2143}}^1\times {\mathrm{3617}}^1$

素因数の和:5786

約数の個数: 80

約数和(自身を含む): 20199207168

約数和(自身を除く): 12137926928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2143, 3617, 4286, 7234, 8572, 10715, 14468, 17144, 18085, 21430, 27859, 28936, 34288, 36170, 42860, 47021, 55718, 57872, 72340, 85720, 94042, 111436, 139295, 144680, 171440, 188084, 222872, 235105, 278590, 289360, 376168, 445744, 470210, 557180, 752336, 940420, 1114360, 1880840, 2228720, 3761680, 7751231, 15502462, 31004924, 38756155, 62009848, 77512310, 100766003, 124019696, 155024620, 201532006, 310049240, 403064012, 503830015, 620098480, 806128024, 1007660030, 1612256048, 2015320060, 4030640120, 8061280240]

約数ペア:

[(1, 8061280240), (2, 4030640120), (4, 2015320060), (5, 1612256048), (8, 1007660030), (10, 806128024), (13, 620098480), (16, 503830015), (20, 403064012), (26, 310049240), (40, 201532006), (52, 155024620), (65, 124019696), (80, 100766003), (104, 77512310), (130, 62009848), (208, 38756155), (260, 31004924), (520, 15502462), (1040, 7751231), (2143, 3761680), (3617, 2228720), (4286, 1880840), (7234, 1114360), (8572, 940420), (10715, 752336), (14468, 557180), (17144, 470210), (18085, 445744), (21430, 376168), (27859, 289360), (28936, 278590), (34288, 235105), (36170, 222872), (42860, 188084), (47021, 171440), (55718, 144680), (57872, 139295), (72340, 111436), (85720, 94042)]