401023216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 891514368

約数和(自身を除く): 490491152

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 157, 176, 184, 253, 314, 368, 506, 628, 631, 1012, 1256, 1262, 1727, 2024, 2512, 2524, 3454, 3611, 4048, 5048, 6908, 6941, 7222, 10096, 13816, 13882, 14444, 14513, 27632, 27764, 28888, 29026, 39721, 55528, 57776, 58052, 79442, 99067, 111056, 116104, 158884, 159643, 198134, 232208, 317768, 319286, 396268, 635536, 638572, 792536, 1089737, 1277144, 1585072, 2179474, 2278541, 2554288, 4358948, 4557082, 8717896, 9114164, 17435792, 18228328, 25063951, 36456656, 50127902, 100255804, 200511608, 401023216]

約数ペア:

[(1, 401023216), (2, 200511608), (4, 100255804), (8, 50127902), (11, 36456656), (16, 25063951), (22, 18228328), (23, 17435792), (44, 9114164), (46, 8717896), (88, 4557082), (92, 4358948), (157, 2554288), (176, 2278541), (184, 2179474), (253, 1585072), (314, 1277144), (368, 1089737), (506, 792536), (628, 638572), (631, 635536), (1012, 396268), (1256, 319286), (1262, 317768), (1727, 232208), (2024, 198134), (2512, 159643), (2524, 158884), (3454, 116104), (3611, 111056), (4048, 99067), (5048, 79442), (6908, 58052), (6941, 57776), (7222, 55528), (10096, 39721), (13816, 29026), (13882, 28888), (14444, 27764), (14513, 27632)]