149635510

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 273041280

約数和(自身を除く): 123405770

約数列:

[1, 2, 5, 10, 137, 239, 274, 457, 478, 685, 914, 1195, 1370, 2285, 2390, 4570, 32743, 62609, 65486, 109223, 125218, 163715, 218446, 313045, 327430, 546115, 626090, 1092230, 14963551, 29927102, 74817755, 149635510]

約数ペア:

[(1, 149635510), (2, 74817755), (5, 29927102), (10, 14963551), (137, 1092230), (239, 626090), (274, 546115), (457, 327430), (478, 313045), (685, 218446), (914, 163715), (1195, 125218), (1370, 109223), (2285, 65486), (2390, 62609), (4570, 32743)]