80444320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45707}}^1$

素因数の和:45733

約数の個数: 48

約数和(自身を含む): 207331488

約数和(自身を除く): 126887168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 45707, 91414, 182828, 228535, 365656, 457070, 502777, 731312, 914140, 1005554, 1462624, 1828280, 2011108, 2513885, 3656560, 4022216, 5027770, 7313120, 8044432, 10055540, 16088864, 20111080, 40222160, 80444320]

約数ペア:

[(1, 80444320), (2, 40222160), (4, 20111080), (5, 16088864), (8, 10055540), (10, 8044432), (11, 7313120), (16, 5027770), (20, 4022216), (22, 3656560), (32, 2513885), (40, 2011108), (44, 1828280), (55, 1462624), (80, 1005554), (88, 914140), (110, 731312), (160, 502777), (176, 457070), (220, 365656), (352, 228535), (440, 182828), (880, 91414), (1760, 45707)]