61921275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1549}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 113013600

約数和(自身を除く): 51092325

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 65, 75, 123, 195, 205, 325, 533, 615, 975, 1025, 1549, 1599, 2665, 3075, 4647, 7745, 7995, 13325, 20137, 23235, 38725, 39975, 60411, 63509, 100685, 116175, 190527, 302055, 317545, 503425, 825617, 952635, 1510275, 1587725, 2476851, 4128085, 4763175, 12384255, 20640425, 61921275]

約数ペア:

[(1, 61921275), (3, 20640425), (5, 12384255), (13, 4763175), (15, 4128085), (25, 2476851), (39, 1587725), (41, 1510275), (65, 952635), (75, 825617), (123, 503425), (195, 317545), (205, 302055), (325, 190527), (533, 116175), (615, 100685), (975, 63509), (1025, 60411), (1549, 39975), (1599, 38725), (2665, 23235), (3075, 20137), (4647, 13325), (7745, 7995)]