53991340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{739}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 122703840

約数和(自身を除く): 68712500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281, 562, 739, 1124, 1405, 1478, 2810, 2956, 3653, 3695, 5620, 7306, 7390, 9607, 14612, 14780, 18265, 19214, 36530, 38428, 48035, 73060, 96070, 192140, 207659, 415318, 830636, 1038295, 2076590, 2699567, 4153180, 5399134, 10798268, 13497835, 26995670, 53991340]

約数ペア:

[(1, 53991340), (2, 26995670), (4, 13497835), (5, 10798268), (10, 5399134), (13, 4153180), (20, 2699567), (26, 2076590), (52, 1038295), (65, 830636), (130, 415318), (260, 207659), (281, 192140), (562, 96070), (739, 73060), (1124, 48035), (1405, 38428), (1478, 36530), (2810, 19214), (2956, 18265), (3653, 14780), (3695, 14612), (5620, 9607), (7306, 7390)]