8141336320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{489263}}^1$

素因数の和:489297

約数の個数: 72

約数和(自身を含む): 21001167936

約数和(自身を除く): 12859831616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 16640, 489263, 978526, 1957052, 2446315, 3914104, 4892630, 6360419, 7828208, 9785260, 12720838, 15656416, 19570520, 25441676, 31312832, 31802095, 39141040, 50883352, 62625664, 63604190, 78282080, 101766704, 125251328, 127208380, 156564160, 203533408, 254416760, 313128320, 407066816, 508833520, 626256640, 814133632, 1017667040, 1628267264, 2035334080, 4070668160, 8141336320]

約数ペア:

[(1, 8141336320), (2, 4070668160), (4, 2035334080), (5, 1628267264), (8, 1017667040), (10, 814133632), (13, 626256640), (16, 508833520), (20, 407066816), (26, 313128320), (32, 254416760), (40, 203533408), (52, 156564160), (64, 127208380), (65, 125251328), (80, 101766704), (104, 78282080), (128, 63604190), (130, 62625664), (160, 50883352), (208, 39141040), (256, 31802095), (260, 31312832), (320, 25441676), (416, 19570520), (520, 15656416), (640, 12720838), (832, 9785260), (1040, 7828208), (1280, 6360419), (1664, 4892630), (2080, 3914104), (3328, 2446315), (4160, 1957052), (8320, 978526), (16640, 489263)]