128536940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{12577}}^1$

素因数の和:12666

約数の個数: 48

約数和(自身を含む): 312739392

約数和(自身を除く): 184202452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 12577, 25154, 50308, 62885, 88039, 125770, 176078, 251540, 352156, 440195, 880390, 918121, 1760780, 1836242, 3672484, 4590605, 6426847, 9181210, 12853694, 18362420, 25707388, 32134235, 64268470, 128536940]

約数ペア:

[(1, 128536940), (2, 64268470), (4, 32134235), (5, 25707388), (7, 18362420), (10, 12853694), (14, 9181210), (20, 6426847), (28, 4590605), (35, 3672484), (70, 1836242), (73, 1760780), (140, 918121), (146, 880390), (292, 440195), (365, 352156), (511, 251540), (730, 176078), (1022, 125770), (1460, 88039), (2044, 62885), (2555, 50308), (5110, 25154), (10220, 12577)]