80784320

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6823}}^1$

素因数の和:6877

約数の個数: 56

約数和(自身を含む): 197595744

約数和(自身を除く): 116811424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2960, 5920, 6823, 11840, 13646, 27292, 34115, 54584, 68230, 109168, 136460, 218336, 252451, 272920, 436672, 504902, 545840, 1009804, 1091680, 1262255, 2019608, 2183360, 2524510, 4039216, 5049020, 8078432, 10098040, 16156864, 20196080, 40392160, 80784320]

約数ペア:

[(1, 80784320), (2, 40392160), (4, 20196080), (5, 16156864), (8, 10098040), (10, 8078432), (16, 5049020), (20, 4039216), (32, 2524510), (37, 2183360), (40, 2019608), (64, 1262255), (74, 1091680), (80, 1009804), (148, 545840), (160, 504902), (185, 436672), (296, 272920), (320, 252451), (370, 218336), (592, 136460), (740, 109168), (1184, 68230), (1480, 54584), (2368, 34115), (2960, 27292), (5920, 13646), (6823, 11840)]