71306800

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2003}}^1$

素因数の和:2110

約数の個数: 60

約数和(自身を含む): 173325960

約数和(自身を除く): 102019160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 178, 200, 356, 400, 445, 712, 890, 1424, 1780, 2003, 2225, 3560, 4006, 4450, 7120, 8012, 8900, 10015, 16024, 17800, 20030, 32048, 35600, 40060, 50075, 80120, 100150, 160240, 178267, 200300, 356534, 400600, 713068, 801200, 891335, 1426136, 1782670, 2852272, 3565340, 4456675, 7130680, 8913350, 14261360, 17826700, 35653400, 71306800]

約数ペア:

[(1, 71306800), (2, 35653400), (4, 17826700), (5, 14261360), (8, 8913350), (10, 7130680), (16, 4456675), (20, 3565340), (25, 2852272), (40, 1782670), (50, 1426136), (80, 891335), (89, 801200), (100, 713068), (178, 400600), (200, 356534), (356, 200300), (400, 178267), (445, 160240), (712, 100150), (890, 80120), (1424, 50075), (1780, 40060), (2003, 35600), (2225, 32048), (3560, 20030), (4006, 17800), (4450, 16024), (7120, 10015), (8012, 8900)]