76887915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 138862080

約数和(自身を除く): 61974165

約数列:

[1, 3, 5, 13, 15, 39, 41, 59, 65, 123, 163, 177, 195, 205, 295, 489, 533, 615, 767, 815, 885, 1599, 2119, 2301, 2419, 2445, 2665, 3835, 6357, 6683, 7257, 7995, 9617, 10595, 11505, 12095, 20049, 28851, 31447, 31785, 33415, 36285, 48085, 86879, 94341, 100245, 125021, 144255, 157235, 260637, 375063, 394297, 434395, 471705, 625105, 1182891, 1303185, 1875315, 1971485, 5125861, 5914455, 15377583, 25629305, 76887915]

約数ペア:

[(1, 76887915), (3, 25629305), (5, 15377583), (13, 5914455), (15, 5125861), (39, 1971485), (41, 1875315), (59, 1303185), (65, 1182891), (123, 625105), (163, 471705), (177, 434395), (195, 394297), (205, 375063), (295, 260637), (489, 157235), (533, 144255), (615, 125021), (767, 100245), (815, 94341), (885, 86879), (1599, 48085), (2119, 36285), (2301, 33415), (2419, 31785), (2445, 31447), (2665, 28851), (3835, 20049), (6357, 12095), (6683, 11505), (7257, 10595), (7995, 9617)]