71111768

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 178053120

約数和(自身を除く): 106941352

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 31, 46, 52, 56, 62, 91, 92, 104, 124, 137, 161, 182, 184, 217, 248, 274, 299, 322, 364, 403, 434, 548, 598, 644, 713, 728, 806, 868, 959, 1096, 1196, 1288, 1426, 1612, 1736, 1781, 1918, 2093, 2392, 2821, 2852, 3151, 3224, 3562, 3836, 4186, 4247, 4991, 5642, 5704, 6302, 7124, 7672, 8372, 8494, 9269, 9982, 11284, 12467, 12604, 14248, 16744, 16988, 18538, 19964, 22057, 22568, 24934, 25208, 29729, 33976, 37076, 39928, 40963, 44114, 49868, 55211, 59458, 64883, 74152, 81926, 88228, 97681, 99736, 110422, 118916, 129766, 163852, 176456, 195362, 220844, 237832, 259532, 286741, 327704, 386477, 390724, 441688, 519064, 573482, 683767, 772954, 781448, 1146964, 1269853, 1367534, 1545908, 2293928, 2539706, 2735068, 3091816, 5079412, 5470136, 8888971, 10158824, 17777942, 35555884, 71111768]

約数ペア:

[(1, 71111768), (2, 35555884), (4, 17777942), (7, 10158824), (8, 8888971), (13, 5470136), (14, 5079412), (23, 3091816), (26, 2735068), (28, 2539706), (31, 2293928), (46, 1545908), (52, 1367534), (56, 1269853), (62, 1146964), (91, 781448), (92, 772954), (104, 683767), (124, 573482), (137, 519064), (161, 441688), (182, 390724), (184, 386477), (217, 327704), (248, 286741), (274, 259532), (299, 237832), (322, 220844), (364, 195362), (403, 176456), (434, 163852), (548, 129766), (598, 118916), (644, 110422), (713, 99736), (728, 97681), (806, 88228), (868, 81926), (959, 74152), (1096, 64883), (1196, 59458), (1288, 55211), (1426, 49868), (1612, 44114), (1736, 40963), (1781, 39928), (1918, 37076), (2093, 33976), (2392, 29729), (2821, 25208), (2852, 24934), (3151, 22568), (3224, 22057), (3562, 19964), (3836, 18538), (4186, 16988), (4247, 16744), (4991, 14248), (5642, 12604), (5704, 12467), (6302, 11284), (7124, 9982), (7672, 9269), (8372, 8494)]