25714540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1427}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 58296672

約数和(自身を除く): 32582132

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1427, 1802, 2854, 3604, 4505, 5708, 7135, 9010, 14270, 18020, 24259, 28540, 48518, 75631, 97036, 121295, 151262, 242590, 302524, 378155, 485180, 756310, 1285727, 1512620, 2571454, 5142908, 6428635, 12857270, 25714540]

約数ペア:

[(1, 25714540), (2, 12857270), (4, 6428635), (5, 5142908), (10, 2571454), (17, 1512620), (20, 1285727), (34, 756310), (53, 485180), (68, 378155), (85, 302524), (106, 242590), (170, 151262), (212, 121295), (265, 97036), (340, 75631), (530, 48518), (901, 28540), (1060, 24259), (1427, 18020), (1802, 14270), (2854, 9010), (3604, 7135), (4505, 5708)]