66871808

素因数分解:

$2^9\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:848

約数の個数: 40

約数和(自身を含む): 134463120

約数和(自身を除く): 67591312

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 211, 256, 422, 512, 619, 844, 1238, 1688, 2476, 3376, 4952, 6752, 9904, 13504, 19808, 27008, 39616, 54016, 79232, 108032, 130609, 158464, 261218, 316928, 522436, 1044872, 2089744, 4179488, 8358976, 16717952, 33435904, 66871808]

約数ペア:

[(1, 66871808), (2, 33435904), (4, 16717952), (8, 8358976), (16, 4179488), (32, 2089744), (64, 1044872), (128, 522436), (211, 316928), (256, 261218), (422, 158464), (512, 130609), (619, 108032), (844, 79232), (1238, 54016), (1688, 39616), (2476, 27008), (3376, 19808), (4952, 13504), (6752, 9904)]