1438100

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 36

約数和(自身を含む): 3179484

約数和(自身を除く): 1741384

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 197, 292, 365, 394, 730, 788, 985, 1460, 1825, 1970, 3650, 3940, 4925, 7300, 9850, 14381, 19700, 28762, 57524, 71905, 143810, 287620, 359525, 719050, 1438100]

約数ペア:

[(1, 1438100), (2, 719050), (4, 359525), (5, 287620), (10, 143810), (20, 71905), (25, 57524), (50, 28762), (73, 19700), (100, 14381), (146, 9850), (197, 7300), (292, 4925), (365, 3940), (394, 3650), (730, 1970), (788, 1825), (985, 1460)]