4974250

素因数分解:

$2^1\times 5^3\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 9451728

約数和(自身を除く): 4477478

約数列:

[1, 2, 5, 10, 25, 50, 101, 125, 197, 202, 250, 394, 505, 985, 1010, 1970, 2525, 4925, 5050, 9850, 12625, 19897, 24625, 25250, 39794, 49250, 99485, 198970, 497425, 994850, 2487125, 4974250]

約数ペア:

[(1, 4974250), (2, 2487125), (5, 994850), (10, 497425), (25, 198970), (50, 99485), (101, 49250), (125, 39794), (197, 25250), (202, 24625), (250, 19897), (394, 12625), (505, 9850), (985, 5050), (1010, 4925), (1970, 2525)]