42791650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{643}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 87681888

約数和(自身を除く): 44890238

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 643, 1210, 1286, 1331, 2662, 3025, 3215, 6050, 6430, 6655, 7073, 13310, 14146, 16075, 32150, 33275, 35365, 66550, 70730, 77803, 155606, 176825, 353650, 389015, 778030, 855833, 1711666, 1945075, 3890150, 4279165, 8558330, 21395825, 42791650]

約数ペア:

[(1, 42791650), (2, 21395825), (5, 8558330), (10, 4279165), (11, 3890150), (22, 1945075), (25, 1711666), (50, 855833), (55, 778030), (110, 389015), (121, 353650), (242, 176825), (275, 155606), (550, 77803), (605, 70730), (643, 66550), (1210, 35365), (1286, 33275), (1331, 32150), (2662, 16075), (3025, 14146), (3215, 13310), (6050, 7073), (6430, 6655)]