25869675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 46628960

約数和(自身を除く): 20759285

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 157, 169, 195, 325, 471, 507, 785, 845, 975, 2041, 2197, 2355, 2535, 3925, 4225, 6123, 6591, 10205, 10985, 11775, 12675, 26533, 30615, 32955, 51025, 54925, 79599, 132665, 153075, 164775, 344929, 397995, 663325, 1034787, 1724645, 1989975, 5173935, 8623225, 25869675]

約数ペア:

[(1, 25869675), (3, 8623225), (5, 5173935), (13, 1989975), (15, 1724645), (25, 1034787), (39, 663325), (65, 397995), (75, 344929), (157, 164775), (169, 153075), (195, 132665), (325, 79599), (471, 54925), (507, 51025), (785, 32955), (845, 30615), (975, 26533), (2041, 12675), (2197, 11775), (2355, 10985), (2535, 10205), (3925, 6591), (4225, 6123)]