90812272

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{613}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 180899136

約数和(自身を除く): 90086864

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 197, 376, 394, 613, 752, 788, 1226, 1576, 2452, 3152, 4904, 9259, 9808, 18518, 28811, 37036, 57622, 74072, 115244, 120761, 148144, 230488, 241522, 460976, 483044, 966088, 1932176, 5675767, 11351534, 22703068, 45406136, 90812272]

約数ペア:

[(1, 90812272), (2, 45406136), (4, 22703068), (8, 11351534), (16, 5675767), (47, 1932176), (94, 966088), (188, 483044), (197, 460976), (376, 241522), (394, 230488), (613, 148144), (752, 120761), (788, 115244), (1226, 74072), (1576, 57622), (2452, 37036), (3152, 28811), (4904, 18518), (9259, 9808)]