676236795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1489}}^1$

素因数の和:1664

約数の個数: 64

約数和(自身を含む): 1243589760

約数和(自身を除く): 567352965

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 137, 195, 221, 255, 411, 663, 685, 1105, 1489, 1781, 2055, 2329, 3315, 4467, 5343, 6987, 7445, 8905, 11645, 19357, 22335, 25313, 26715, 30277, 34935, 58071, 75939, 90831, 96785, 126565, 151385, 203993, 290355, 329069, 379695, 454155, 611979, 987207, 1019965, 1645345, 2651909, 3059895, 3467881, 4936035, 7955727, 10403643, 13259545, 17339405, 39778635, 45082453, 52018215, 135247359, 225412265, 676236795]

約数ペア:

[(1, 676236795), (3, 225412265), (5, 135247359), (13, 52018215), (15, 45082453), (17, 39778635), (39, 17339405), (51, 13259545), (65, 10403643), (85, 7955727), (137, 4936035), (195, 3467881), (221, 3059895), (255, 2651909), (411, 1645345), (663, 1019965), (685, 987207), (1105, 611979), (1489, 454155), (1781, 379695), (2055, 329069), (2329, 290355), (3315, 203993), (4467, 151385), (5343, 126565), (6987, 96785), (7445, 90831), (8905, 75939), (11645, 58071), (19357, 34935), (22335, 30277), (25313, 26715)]