90287678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 149385600

約数和(自身を除く): 59097922

約数列:

[1, 2, 13, 26, 79, 113, 158, 226, 389, 778, 1027, 1469, 2054, 2938, 5057, 8927, 10114, 17854, 30731, 43957, 61462, 87914, 116051, 232102, 399503, 571441, 799006, 1142882, 3472603, 6945206, 45143839, 90287678]

約数ペア:

[(1, 90287678), (2, 45143839), (13, 6945206), (26, 3472603), (79, 1142882), (113, 799006), (158, 571441), (226, 399503), (389, 232102), (778, 116051), (1027, 87914), (1469, 61462), (2054, 43957), (2938, 30731), (5057, 17854), (8927, 10114)]