12849850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 26295192

約数和(自身を除く): 13445342

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 373, 530, 650, 689, 746, 1325, 1378, 1865, 2650, 3445, 3730, 4849, 6890, 9325, 9698, 17225, 18650, 19769, 24245, 34450, 39538, 48490, 98845, 121225, 197690, 242450, 256997, 494225, 513994, 988450, 1284985, 2569970, 6424925, 12849850]

約数ペア:

[(1, 12849850), (2, 6424925), (5, 2569970), (10, 1284985), (13, 988450), (25, 513994), (26, 494225), (50, 256997), (53, 242450), (65, 197690), (106, 121225), (130, 98845), (265, 48490), (325, 39538), (373, 34450), (530, 24245), (650, 19769), (689, 18650), (746, 17225), (1325, 9698), (1378, 9325), (1865, 6890), (2650, 4849), (3445, 3730)]