1312295525

素因数分解:

$5^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{3739}}^1$

素因数の和:3989

約数の個数: 24

約数和(自身を含む): 1655623200

約数和(自身を除く): 343327675

約数列:

[1, 5, 25, 101, 139, 505, 695, 2525, 3475, 3739, 14039, 18695, 70195, 93475, 350975, 377639, 519721, 1888195, 2598605, 9440975, 12993025, 52491821, 262459105, 1312295525]

約数ペア:

[(1, 1312295525), (5, 262459105), (25, 52491821), (101, 12993025), (139, 9440975), (505, 2598605), (695, 1888195), (2525, 519721), (3475, 377639), (3739, 350975), (14039, 93475), (18695, 70195)]