51730315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 29554805

約数列:

[1, 5, 7, 13, 35, 41, 47, 59, 65, 91, 205, 235, 287, 295, 329, 413, 455, 533, 611, 767, 1435, 1645, 1927, 2065, 2419, 2665, 2773, 3055, 3731, 3835, 4277, 5369, 9635, 12095, 13489, 13865, 16933, 18655, 19411, 21385, 25051, 26845, 31447, 36049, 67445, 84665, 97055, 113693, 125255, 157235, 175357, 180245, 220129, 252343, 568465, 795851, 876785, 1100645, 1261715, 1478009, 3979255, 7390045, 10346063, 51730315]

約数ペア:

[(1, 51730315), (5, 10346063), (7, 7390045), (13, 3979255), (35, 1478009), (41, 1261715), (47, 1100645), (59, 876785), (65, 795851), (91, 568465), (205, 252343), (235, 220129), (287, 180245), (295, 175357), (329, 157235), (413, 125255), (455, 113693), (533, 97055), (611, 84665), (767, 67445), (1435, 36049), (1645, 31447), (1927, 26845), (2065, 25051), (2419, 21385), (2665, 19411), (2773, 18655), (3055, 16933), (3731, 13865), (3835, 13489), (4277, 12095), (5369, 9635)]