15979850

素因数分解:

$2^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{797}}^1$

素因数の和:1210

約数の個数: 24

約数和(自身を含む): 29834028

約数和(自身を除く): 13854178

約数列:

[1, 2, 5, 10, 25, 50, 401, 797, 802, 1594, 2005, 3985, 4010, 7970, 10025, 19925, 20050, 39850, 319597, 639194, 1597985, 3195970, 7989925, 15979850]

約数ペア:

[(1, 15979850), (2, 7989925), (5, 3195970), (10, 1597985), (25, 639194), (50, 319597), (401, 39850), (797, 20050), (802, 19925), (1594, 10025), (2005, 7970), (3985, 4010)]