290445136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{6551}}^1$

素因数の和:6739

約数の個数: 40

約数和(自身を含む): 599586624

約数和(自身を除く): 309141488

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 163, 272, 326, 652, 1304, 2608, 2771, 5542, 6551, 11084, 13102, 22168, 26204, 44336, 52408, 104816, 111367, 222734, 445468, 890936, 1067813, 1781872, 2135626, 4271252, 8542504, 17085008, 18152821, 36305642, 72611284, 145222568, 290445136]

約数ペア:

[(1, 290445136), (2, 145222568), (4, 72611284), (8, 36305642), (16, 18152821), (17, 17085008), (34, 8542504), (68, 4271252), (136, 2135626), (163, 1781872), (272, 1067813), (326, 890936), (652, 445468), (1304, 222734), (2608, 111367), (2771, 104816), (5542, 52408), (6551, 44336), (11084, 26204), (13102, 22168)]