26977880080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1\times {\mathrm{9151}}^1$

素因数の和:10064

約数の個数: 80

約数和(自身を含む): 64264172544

約数和(自身を除く): 37286292464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 857, 860, 1714, 1720, 3428, 3440, 4285, 6856, 8570, 9151, 13712, 17140, 18302, 34280, 36604, 36851, 45755, 68560, 73208, 73702, 91510, 146416, 147404, 183020, 184255, 294808, 366040, 368510, 393493, 589616, 732080, 737020, 786986, 1474040, 1573972, 1967465, 2948080, 3147944, 3934930, 6295888, 7842407, 7869860, 15684814, 15739720, 31369628, 31479440, 39212035, 62739256, 78424070, 125478512, 156848140, 313696280, 337223501, 627392560, 674447002, 1348894004, 1686117505, 2697788008, 3372235010, 5395576016, 6744470020, 13488940040, 26977880080]

約数ペア:

[(1, 26977880080), (2, 13488940040), (4, 6744470020), (5, 5395576016), (8, 3372235010), (10, 2697788008), (16, 1686117505), (20, 1348894004), (40, 674447002), (43, 627392560), (80, 337223501), (86, 313696280), (172, 156848140), (215, 125478512), (344, 78424070), (430, 62739256), (688, 39212035), (857, 31479440), (860, 31369628), (1714, 15739720), (1720, 15684814), (3428, 7869860), (3440, 7842407), (4285, 6295888), (6856, 3934930), (8570, 3147944), (9151, 2948080), (13712, 1967465), (17140, 1573972), (18302, 1474040), (34280, 786986), (36604, 737020), (36851, 732080), (45755, 589616), (68560, 393493), (73208, 368510), (73702, 366040), (91510, 294808), (146416, 184255), (147404, 183020)]