81159032

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{1049}}^1$

素因数の和:1583

約数の個数: 32

約数和(自身を含む): 160650000

約数和(自身を除く): 79490968

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 509, 1018, 1049, 2036, 2098, 4072, 4196, 8392, 9671, 19342, 19931, 38684, 39862, 77368, 79724, 159448, 533941, 1067882, 2135764, 4271528, 10144879, 20289758, 40579516, 81159032]

約数ペア:

[(1, 81159032), (2, 40579516), (4, 20289758), (8, 10144879), (19, 4271528), (38, 2135764), (76, 1067882), (152, 533941), (509, 159448), (1018, 79724), (1049, 77368), (2036, 39862), (2098, 38684), (4072, 19931), (4196, 19342), (8392, 9671)]