72048128

素因数分解:

$2^9\times {\mathrm{109}}^1\times {\mathrm{1291}}^1$

素因数の和:1418

約数の個数: 40

約数和(自身を含む): 145388760

約数和(自身を除く): 73340632

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 512, 872, 1291, 1744, 2582, 3488, 5164, 6976, 10328, 13952, 20656, 27904, 41312, 55808, 82624, 140719, 165248, 281438, 330496, 562876, 660992, 1125752, 2251504, 4503008, 9006016, 18012032, 36024064, 72048128]

約数ペア:

[(1, 72048128), (2, 36024064), (4, 18012032), (8, 9006016), (16, 4503008), (32, 2251504), (64, 1125752), (109, 660992), (128, 562876), (218, 330496), (256, 281438), (436, 165248), (512, 140719), (872, 82624), (1291, 55808), (1744, 41312), (2582, 27904), (3488, 20656), (5164, 13952), (6976, 10328)]