395335408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4861}}^1$

素因数の和:4922

約数の個数: 80

約数和(自身を含む): 911566656

約数和(自身を除く): 516231248

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 208, 221, 272, 299, 368, 391, 442, 598, 782, 884, 1196, 1564, 1768, 2392, 3128, 3536, 4784, 4861, 5083, 6256, 9722, 10166, 19444, 20332, 38888, 40664, 63193, 77776, 81328, 82637, 111803, 126386, 165274, 223606, 252772, 330548, 447212, 505544, 661096, 894424, 1011088, 1074281, 1322192, 1453439, 1788848, 1900651, 2148562, 2906878, 3801302, 4297124, 5813756, 7602604, 8594248, 11627512, 15205208, 17188496, 23255024, 24708463, 30410416, 49416926, 98833852, 197667704, 395335408]

約数ペア:

[(1, 395335408), (2, 197667704), (4, 98833852), (8, 49416926), (13, 30410416), (16, 24708463), (17, 23255024), (23, 17188496), (26, 15205208), (34, 11627512), (46, 8594248), (52, 7602604), (68, 5813756), (92, 4297124), (104, 3801302), (136, 2906878), (184, 2148562), (208, 1900651), (221, 1788848), (272, 1453439), (299, 1322192), (368, 1074281), (391, 1011088), (442, 894424), (598, 661096), (782, 505544), (884, 447212), (1196, 330548), (1564, 252772), (1768, 223606), (2392, 165274), (3128, 126386), (3536, 111803), (4784, 82637), (4861, 81328), (5083, 77776), (6256, 63193), (9722, 40664), (10166, 38888), (19444, 20332)]