501720128

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{311}}^1$

素因数の和:620

約数の個数: 112

約数和(自身を含む): 1233732864

約数和(自身を除く): 732012736

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 277, 311, 364, 416, 448, 554, 622, 728, 832, 1108, 1244, 1456, 1939, 2177, 2216, 2488, 2912, 3601, 3878, 4043, 4354, 4432, 4976, 5824, 7202, 7756, 8086, 8708, 8864, 9952, 14404, 15512, 16172, 17416, 17728, 19904, 25207, 28301, 28808, 31024, 32344, 34832, 50414, 56602, 57616, 62048, 64688, 69664, 86147, 100828, 113204, 115232, 124096, 129376, 139328, 172294, 201656, 226408, 230464, 258752, 344588, 403312, 452816, 603029, 689176, 806624, 905632, 1119911, 1206058, 1378352, 1613248, 1811264, 2239822, 2412116, 2756704, 4479644, 4824232, 5513408, 7839377, 8959288, 9648464, 15678754, 17918576, 19296928, 31357508, 35837152, 38593856, 62715016, 71674304, 125430032, 250860064, 501720128]

約数ペア:

[(1, 501720128), (2, 250860064), (4, 125430032), (7, 71674304), (8, 62715016), (13, 38593856), (14, 35837152), (16, 31357508), (26, 19296928), (28, 17918576), (32, 15678754), (52, 9648464), (56, 8959288), (64, 7839377), (91, 5513408), (104, 4824232), (112, 4479644), (182, 2756704), (208, 2412116), (224, 2239822), (277, 1811264), (311, 1613248), (364, 1378352), (416, 1206058), (448, 1119911), (554, 905632), (622, 806624), (728, 689176), (832, 603029), (1108, 452816), (1244, 403312), (1456, 344588), (1939, 258752), (2177, 230464), (2216, 226408), (2488, 201656), (2912, 172294), (3601, 139328), (3878, 129376), (4043, 124096), (4354, 115232), (4432, 113204), (4976, 100828), (5824, 86147), (7202, 69664), (7756, 64688), (8086, 62048), (8708, 57616), (8864, 56602), (9952, 50414), (14404, 34832), (15512, 32344), (16172, 31024), (17416, 28808), (17728, 28301), (19904, 25207)]