451149700

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{22901}}^1$

素因数の和:23112

約数の個数: 36

約数和(自身を含む): 984007332

約数和(自身を除く): 532857632

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 3940, 4925, 9850, 19700, 22901, 45802, 91604, 114505, 229010, 458020, 572525, 1145050, 2290100, 4511497, 9022994, 18045988, 22557485, 45114970, 90229940, 112787425, 225574850, 451149700]

約数ペア:

[(1, 451149700), (2, 225574850), (4, 112787425), (5, 90229940), (10, 45114970), (20, 22557485), (25, 18045988), (50, 9022994), (100, 4511497), (197, 2290100), (394, 1145050), (788, 572525), (985, 458020), (1970, 229010), (3940, 114505), (4925, 91604), (9850, 45802), (19700, 22901)]