81196636

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 153498240

約数和(自身を除く): 72301604

約数列:

[1, 2, 4, 29, 47, 53, 58, 94, 106, 116, 188, 212, 281, 562, 1124, 1363, 1537, 2491, 2726, 3074, 4982, 5452, 6148, 8149, 9964, 13207, 14893, 16298, 26414, 29786, 32596, 52828, 59572, 72239, 144478, 288956, 383003, 431897, 699971, 766006, 863794, 1399942, 1532012, 1727588, 2799884, 20299159, 40598318, 81196636]

約数ペア:

[(1, 81196636), (2, 40598318), (4, 20299159), (29, 2799884), (47, 1727588), (53, 1532012), (58, 1399942), (94, 863794), (106, 766006), (116, 699971), (188, 431897), (212, 383003), (281, 288956), (562, 144478), (1124, 72239), (1363, 59572), (1537, 52828), (2491, 32596), (2726, 29786), (3074, 26414), (4982, 16298), (5452, 14893), (6148, 13207), (8149, 9964)]