78586430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{4349}}^1$

素因数の和:4508

約数の個数: 32

約数和(自身を含む): 153468000

約数和(自身を除く): 74881570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1807, 3614, 4349, 8698, 9035, 18070, 21745, 43490, 56537, 113074, 282685, 565370, 604511, 1209022, 3022555, 6045110, 7858643, 15717286, 39293215, 78586430]

約数ペア:

[(1, 78586430), (2, 39293215), (5, 15717286), (10, 7858643), (13, 6045110), (26, 3022555), (65, 1209022), (130, 604511), (139, 565370), (278, 282685), (695, 113074), (1390, 56537), (1807, 43490), (3614, 21745), (4349, 18070), (8698, 9035)]