80457768

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15739}}^1$

素因数の和:15822

約数の個数: 48

約数和(自身を含む): 220989600

約数和(自身を除く): 140531832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 15739, 31478, 47217, 62956, 94434, 125912, 141651, 188868, 283302, 377736, 566604, 1117469, 1133208, 2234938, 3352407, 4469876, 6704814, 8939752, 10057221, 13409628, 20114442, 26819256, 40228884, 80457768]

約数ペア:

[(1, 80457768), (2, 40228884), (3, 26819256), (4, 20114442), (6, 13409628), (8, 10057221), (9, 8939752), (12, 6704814), (18, 4469876), (24, 3352407), (36, 2234938), (71, 1133208), (72, 1117469), (142, 566604), (213, 377736), (284, 283302), (426, 188868), (568, 141651), (639, 125912), (852, 94434), (1278, 62956), (1704, 47217), (2556, 31478), (5112, 15739)]