319029580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1\times {\mathrm{977}}^1$

素因数の和:1578

約数の個数: 48

約数和(自身を含む): 695005920

約数和(自身を除く): 375976340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 563, 580, 977, 1126, 1954, 2252, 2815, 3908, 4885, 5630, 9770, 11260, 16327, 19540, 28333, 32654, 56666, 65308, 81635, 113332, 141665, 163270, 283330, 326540, 550051, 566660, 1100102, 2200204, 2750255, 5500510, 11001020, 15951479, 31902958, 63805916, 79757395, 159514790, 319029580]

約数ペア:

[(1, 319029580), (2, 159514790), (4, 79757395), (5, 63805916), (10, 31902958), (20, 15951479), (29, 11001020), (58, 5500510), (116, 2750255), (145, 2200204), (290, 1100102), (563, 566660), (580, 550051), (977, 326540), (1126, 283330), (1954, 163270), (2252, 141665), (2815, 113332), (3908, 81635), (4885, 65308), (5630, 56666), (9770, 32654), (11260, 28333), (16327, 19540)]