141221200

素因数分解:

$2^4\times 5^2\times {\mathrm{353053}}^1$

素因数の和:353071

約数の個数: 30

約数和(自身を含む): 339284894

約数和(自身を除く): 198063694

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 353053, 706106, 1412212, 1765265, 2824424, 3530530, 5648848, 7061060, 8826325, 14122120, 17652650, 28244240, 35305300, 70610600, 141221200]

約数ペア:

[(1, 141221200), (2, 70610600), (4, 35305300), (5, 28244240), (8, 17652650), (10, 14122120), (16, 8826325), (20, 7061060), (25, 5648848), (40, 3530530), (50, 2824424), (80, 1765265), (100, 1412212), (200, 706106), (400, 353053)]