255817550

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 487520880

約数和(自身を除く): 231703330

約数列:

[1, 2, 5, 10, 25, 50, 73, 109, 146, 218, 365, 545, 643, 730, 1090, 1286, 1825, 2725, 3215, 3650, 5450, 6430, 7957, 15914, 16075, 32150, 39785, 46939, 70087, 79570, 93878, 140174, 198925, 234695, 350435, 397850, 469390, 700870, 1173475, 1752175, 2346950, 3504350, 5116351, 10232702, 25581755, 51163510, 127908775, 255817550]

約数ペア:

[(1, 255817550), (2, 127908775), (5, 51163510), (10, 25581755), (25, 10232702), (50, 5116351), (73, 3504350), (109, 2346950), (146, 1752175), (218, 1173475), (365, 700870), (545, 469390), (643, 397850), (730, 350435), (1090, 234695), (1286, 198925), (1825, 140174), (2725, 93878), (3215, 79570), (3650, 70087), (5450, 46939), (6430, 39785), (7957, 32150), (15914, 16075)]