71939584

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 80

約数和(自身を含む): 154677600

約数和(自身を除く): 82738016

約数列:

[1, 2, 4, 8, 16, 23, 32, 41, 46, 64, 82, 92, 128, 149, 164, 184, 256, 298, 328, 368, 512, 596, 656, 736, 943, 1192, 1312, 1472, 1886, 2384, 2624, 2944, 3427, 3772, 4768, 5248, 5888, 6109, 6854, 7544, 9536, 10496, 11776, 12218, 13708, 15088, 19072, 20992, 24436, 27416, 30176, 38144, 48872, 54832, 60352, 76288, 97744, 109664, 120704, 140507, 195488, 219328, 241408, 281014, 390976, 438656, 482816, 562028, 781952, 877312, 1124056, 1563904, 1754624, 2248112, 3127808, 4496224, 8992448, 17984896, 35969792, 71939584]

約数ペア:

[(1, 71939584), (2, 35969792), (4, 17984896), (8, 8992448), (16, 4496224), (23, 3127808), (32, 2248112), (41, 1754624), (46, 1563904), (64, 1124056), (82, 877312), (92, 781952), (128, 562028), (149, 482816), (164, 438656), (184, 390976), (256, 281014), (298, 241408), (328, 219328), (368, 195488), (512, 140507), (596, 120704), (656, 109664), (736, 97744), (943, 76288), (1192, 60352), (1312, 54832), (1472, 48872), (1886, 38144), (2384, 30176), (2624, 27416), (2944, 24436), (3427, 20992), (3772, 19072), (4768, 15088), (5248, 13708), (5888, 12218), (6109, 11776), (6854, 10496), (7544, 9536)]