713639980

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 1513822464

約数和(自身を除く): 800182484

約数列:

[1, 2, 4, 5, 10, 20, 211, 263, 422, 526, 643, 844, 1052, 1055, 1286, 1315, 2110, 2572, 2630, 3215, 4220, 5260, 6430, 12860, 55493, 110986, 135673, 169109, 221972, 271346, 277465, 338218, 542692, 554930, 676436, 678365, 845545, 1109860, 1356730, 1691090, 2713460, 3382180, 35681999, 71363998, 142727996, 178409995, 356819990, 713639980]

約数ペア:

[(1, 713639980), (2, 356819990), (4, 178409995), (5, 142727996), (10, 71363998), (20, 35681999), (211, 3382180), (263, 2713460), (422, 1691090), (526, 1356730), (643, 1109860), (844, 845545), (1052, 678365), (1055, 676436), (1286, 554930), (1315, 542692), (2110, 338218), (2572, 277465), (2630, 271346), (3215, 221972), (4220, 169109), (5260, 135673), (6430, 110986), (12860, 55493)]