166981888

素因数分解:

$2^8\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 108

約数和(自身を含む): 369602212

約数和(自身を除く): 202620324

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 61, 64, 68, 74, 122, 128, 136, 148, 244, 256, 272, 289, 296, 488, 544, 578, 592, 629, 976, 1037, 1088, 1156, 1184, 1258, 1952, 2074, 2176, 2257, 2312, 2368, 2516, 3904, 4148, 4352, 4514, 4624, 4736, 5032, 7808, 8296, 9028, 9248, 9472, 10064, 10693, 15616, 16592, 17629, 18056, 18496, 20128, 21386, 33184, 35258, 36112, 36992, 38369, 40256, 42772, 66368, 70516, 72224, 73984, 76738, 80512, 85544, 132736, 141032, 144448, 153476, 161024, 171088, 265472, 282064, 288896, 306952, 342176, 564128, 577792, 613904, 652273, 684352, 1128256, 1227808, 1304546, 1368704, 2256512, 2455616, 2609092, 2737408, 4513024, 4911232, 5218184, 9822464, 10436368, 20872736, 41745472, 83490944, 166981888]

約数ペア:

[(1, 166981888), (2, 83490944), (4, 41745472), (8, 20872736), (16, 10436368), (17, 9822464), (32, 5218184), (34, 4911232), (37, 4513024), (61, 2737408), (64, 2609092), (68, 2455616), (74, 2256512), (122, 1368704), (128, 1304546), (136, 1227808), (148, 1128256), (244, 684352), (256, 652273), (272, 613904), (289, 577792), (296, 564128), (488, 342176), (544, 306952), (578, 288896), (592, 282064), (629, 265472), (976, 171088), (1037, 161024), (1088, 153476), (1156, 144448), (1184, 141032), (1258, 132736), (1952, 85544), (2074, 80512), (2176, 76738), (2257, 73984), (2312, 72224), (2368, 70516), (2516, 66368), (3904, 42772), (4148, 40256), (4352, 38369), (4514, 36992), (4624, 36112), (4736, 35258), (5032, 33184), (7808, 21386), (8296, 20128), (9028, 18496), (9248, 18056), (9472, 17629), (10064, 16592), (10693, 15616)]