129660580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{25031}}^1$

素因数の和:25084

約数の個数: 48

約数和(自身を含む): 319608576

約数和(自身を除く): 189947996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 25031, 50062, 100124, 125155, 175217, 250310, 350434, 500620, 700868, 876085, 926147, 1752170, 1852294, 3504340, 3704588, 4630735, 6483029, 9261470, 12966058, 18522940, 25932116, 32415145, 64830290, 129660580]

約数ペア:

[(1, 129660580), (2, 64830290), (4, 32415145), (5, 25932116), (7, 18522940), (10, 12966058), (14, 9261470), (20, 6483029), (28, 4630735), (35, 3704588), (37, 3504340), (70, 1852294), (74, 1752170), (140, 926147), (148, 876085), (185, 700868), (259, 500620), (370, 350434), (518, 250310), (740, 175217), (1036, 125155), (1295, 100124), (2590, 50062), (5180, 25031)]