55628240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 134479488

約数和(自身を除く): 78851248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 103, 157, 172, 206, 215, 314, 344, 412, 430, 515, 628, 688, 785, 824, 860, 1030, 1256, 1570, 1648, 1720, 2060, 2512, 3140, 3440, 4120, 4429, 6280, 6751, 8240, 8858, 12560, 13502, 16171, 17716, 22145, 27004, 32342, 33755, 35432, 44290, 54008, 64684, 67510, 70864, 80855, 88580, 108016, 129368, 135020, 161710, 177160, 258736, 270040, 323420, 354320, 540080, 646840, 695353, 1293680, 1390706, 2781412, 3476765, 5562824, 6953530, 11125648, 13907060, 27814120, 55628240]

約数ペア:

[(1, 55628240), (2, 27814120), (4, 13907060), (5, 11125648), (8, 6953530), (10, 5562824), (16, 3476765), (20, 2781412), (40, 1390706), (43, 1293680), (80, 695353), (86, 646840), (103, 540080), (157, 354320), (172, 323420), (206, 270040), (215, 258736), (314, 177160), (344, 161710), (412, 135020), (430, 129368), (515, 108016), (628, 88580), (688, 80855), (785, 70864), (824, 67510), (860, 64684), (1030, 54008), (1256, 44290), (1570, 35432), (1648, 33755), (1720, 32342), (2060, 27004), (2512, 22145), (3140, 17716), (3440, 16171), (4120, 13502), (4429, 12560), (6280, 8858), (6751, 8240)]