78762020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2791}}^1$

素因数の和:2900

約数の個数: 48

約数和(自身を含む): 177303168

約数和(自身を除く): 98541148

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 1411, 1660, 2791, 2822, 5582, 5644, 7055, 11164, 13955, 14110, 27910, 28220, 47447, 55820, 94894, 189788, 231653, 237235, 463306, 474470, 926612, 948940, 1158265, 2316530, 3938101, 4633060, 7876202, 15752404, 19690505, 39381010, 78762020]

約数ペア:

[(1, 78762020), (2, 39381010), (4, 19690505), (5, 15752404), (10, 7876202), (17, 4633060), (20, 3938101), (34, 2316530), (68, 1158265), (83, 948940), (85, 926612), (166, 474470), (170, 463306), (332, 237235), (340, 231653), (415, 189788), (830, 94894), (1411, 55820), (1660, 47447), (2791, 28220), (2822, 27910), (5582, 14110), (5644, 13955), (7055, 11164)]