12758450315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{251969}}^1$

素因数の和:252047

約数の個数: 32

約数和(自身を含む): 17779003200

約数和(自身を除く): 5020552885

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 779, 1235, 2665, 3895, 10127, 50635, 251969, 1259845, 3275597, 4787411, 10330729, 16377985, 23937055, 51653645, 62236343, 134299477, 196283851, 311181715, 671497385, 981419255, 2551690063, 12758450315]

約数ペア:

[(1, 12758450315), (5, 2551690063), (13, 981419255), (19, 671497385), (41, 311181715), (65, 196283851), (95, 134299477), (205, 62236343), (247, 51653645), (533, 23937055), (779, 16377985), (1235, 10330729), (2665, 4787411), (3895, 3275597), (10127, 1259845), (50635, 251969)]