156690490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61933}}^1$

素因数の和:61974

約数の個数: 32

約数和(自身を含む): 321065856

約数和(自身を除く): 164375366

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 61933, 123866, 309665, 619330, 681263, 1362526, 1424459, 2848918, 3406315, 6812630, 7122295, 14244590, 15669049, 31338098, 78345245, 156690490]

約数ペア:

[(1, 156690490), (2, 78345245), (5, 31338098), (10, 15669049), (11, 14244590), (22, 7122295), (23, 6812630), (46, 3406315), (55, 2848918), (110, 1424459), (115, 1362526), (230, 681263), (253, 619330), (506, 309665), (1265, 123866), (2530, 61933)]