90571520

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5443}}^1$

素因数の和:5477

約数の個数: 72

約数和(自身を含む): 233678256

約数和(自身を除く): 143106736

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, 5443, 8320, 10886, 16640, 21772, 27215, 43544, 54430, 70759, 87088, 108860, 141518, 174176, 217720, 283036, 348352, 353795, 435440, 566072, 696704, 707590, 870880, 1132144, 1393408, 1415180, 1741760, 2264288, 2830360, 3483520, 4528576, 5660720, 6967040, 9057152, 11321440, 18114304, 22642880, 45285760, 90571520]

約数ペア:

[(1, 90571520), (2, 45285760), (4, 22642880), (5, 18114304), (8, 11321440), (10, 9057152), (13, 6967040), (16, 5660720), (20, 4528576), (26, 3483520), (32, 2830360), (40, 2264288), (52, 1741760), (64, 1415180), (65, 1393408), (80, 1132144), (104, 870880), (128, 707590), (130, 696704), (160, 566072), (208, 435440), (256, 353795), (260, 348352), (320, 283036), (416, 217720), (520, 174176), (640, 141518), (832, 108860), (1040, 87088), (1280, 70759), (1664, 54430), (2080, 43544), (3328, 27215), (4160, 21772), (5443, 16640), (8320, 10886)]