78320128

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:217

約数の個数: 80

約数和(自身を含む): 168426720

約数和(自身を除く): 90106592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 83, 97, 128, 152, 166, 194, 256, 304, 332, 388, 512, 608, 664, 776, 1216, 1328, 1552, 1577, 1843, 2432, 2656, 3104, 3154, 3686, 4864, 5312, 6208, 6308, 7372, 8051, 9728, 10624, 12416, 12616, 14744, 16102, 21248, 24832, 25232, 29488, 32204, 42496, 49664, 50464, 58976, 64408, 100928, 117952, 128816, 152969, 201856, 235904, 257632, 305938, 403712, 471808, 515264, 611876, 807424, 943616, 1030528, 1223752, 2061056, 2447504, 4122112, 4895008, 9790016, 19580032, 39160064, 78320128]

約数ペア:

[(1, 78320128), (2, 39160064), (4, 19580032), (8, 9790016), (16, 4895008), (19, 4122112), (32, 2447504), (38, 2061056), (64, 1223752), (76, 1030528), (83, 943616), (97, 807424), (128, 611876), (152, 515264), (166, 471808), (194, 403712), (256, 305938), (304, 257632), (332, 235904), (388, 201856), (512, 152969), (608, 128816), (664, 117952), (776, 100928), (1216, 64408), (1328, 58976), (1552, 50464), (1577, 49664), (1843, 42496), (2432, 32204), (2656, 29488), (3104, 25232), (3154, 24832), (3686, 21248), (4864, 16102), (5312, 14744), (6208, 12616), (6308, 12416), (7372, 10624), (8051, 9728)]