132668540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{487}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 285550272

約数和(自身を除く): 152881732

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 257, 265, 487, 514, 530, 974, 1028, 1060, 1285, 1948, 2435, 2570, 4870, 5140, 9740, 13621, 25811, 27242, 51622, 54484, 68105, 103244, 125159, 129055, 136210, 250318, 258110, 272420, 500636, 516220, 625795, 1251590, 2503180, 6633427, 13266854, 26533708, 33167135, 66334270, 132668540]

約数ペア:

[(1, 132668540), (2, 66334270), (4, 33167135), (5, 26533708), (10, 13266854), (20, 6633427), (53, 2503180), (106, 1251590), (212, 625795), (257, 516220), (265, 500636), (487, 272420), (514, 258110), (530, 250318), (974, 136210), (1028, 129055), (1060, 125159), (1285, 103244), (1948, 68105), (2435, 54484), (2570, 51622), (4870, 27242), (5140, 25811), (9740, 13621)]