64538012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 145504128

約数和(自身を除く): 80966116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 121, 154, 172, 242, 301, 308, 443, 473, 484, 602, 847, 886, 946, 1204, 1694, 1772, 1892, 3101, 3311, 3388, 4873, 5203, 6202, 6622, 9746, 10406, 12404, 13244, 19049, 19492, 20812, 34111, 36421, 38098, 53603, 68222, 72842, 76196, 107206, 133343, 136444, 145684, 209539, 214412, 266686, 375221, 419078, 533372, 750442, 838156, 1466773, 1500884, 2304929, 2933546, 4609858, 5867092, 9219716, 16134503, 32269006, 64538012]

約数ペア:

[(1, 64538012), (2, 32269006), (4, 16134503), (7, 9219716), (11, 5867092), (14, 4609858), (22, 2933546), (28, 2304929), (43, 1500884), (44, 1466773), (77, 838156), (86, 750442), (121, 533372), (154, 419078), (172, 375221), (242, 266686), (301, 214412), (308, 209539), (443, 145684), (473, 136444), (484, 133343), (602, 107206), (847, 76196), (886, 72842), (946, 68222), (1204, 53603), (1694, 38098), (1772, 36421), (1892, 34111), (3101, 20812), (3311, 19492), (3388, 19049), (4873, 13244), (5203, 12404), (6202, 10406), (6622, 9746)]