66809216

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 139536000

約数和(自身を除く): 72726784

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 113, 124, 128, 149, 226, 248, 298, 452, 496, 596, 904, 992, 1192, 1808, 1984, 2384, 3503, 3616, 3968, 4619, 4768, 7006, 7232, 9238, 9536, 14012, 14464, 16837, 18476, 19072, 28024, 33674, 36952, 56048, 67348, 73904, 112096, 134696, 147808, 224192, 269392, 295616, 448384, 521947, 538784, 591232, 1043894, 1077568, 2087788, 2155136, 4175576, 8351152, 16702304, 33404608, 66809216]

約数ペア:

[(1, 66809216), (2, 33404608), (4, 16702304), (8, 8351152), (16, 4175576), (31, 2155136), (32, 2087788), (62, 1077568), (64, 1043894), (113, 591232), (124, 538784), (128, 521947), (149, 448384), (226, 295616), (248, 269392), (298, 224192), (452, 147808), (496, 134696), (596, 112096), (904, 73904), (992, 67348), (1192, 56048), (1808, 36952), (1984, 33674), (2384, 28024), (3503, 19072), (3616, 18476), (3968, 16837), (4619, 14464), (4768, 14012), (7006, 9536), (7232, 9238)]