26781280

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2837}}^1$

素因数の和:2911

約数の個数: 48

約数和(自身を含む): 64365840

約数和(自身を除く): 37584560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1888, 2360, 2837, 4720, 5674, 9440, 11348, 14185, 22696, 28370, 45392, 56740, 90784, 113480, 167383, 226960, 334766, 453920, 669532, 836915, 1339064, 1673830, 2678128, 3347660, 5356256, 6695320, 13390640, 26781280]

約数ペア:

[(1, 26781280), (2, 13390640), (4, 6695320), (5, 5356256), (8, 3347660), (10, 2678128), (16, 1673830), (20, 1339064), (32, 836915), (40, 669532), (59, 453920), (80, 334766), (118, 226960), (160, 167383), (236, 113480), (295, 90784), (472, 56740), (590, 45392), (944, 28370), (1180, 22696), (1888, 14185), (2360, 11348), (2837, 9440), (4720, 5674)]