48479920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:902

約数の個数: 80

約数和(自身を含む): 122268960

約数和(自身を除く): 73789040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 829, 860, 1360, 1462, 1658, 1720, 2924, 3316, 3440, 3655, 4145, 5848, 6632, 7310, 8290, 11696, 13264, 14093, 14620, 16580, 28186, 29240, 33160, 35647, 56372, 58480, 66320, 70465, 71294, 112744, 140930, 142588, 178235, 225488, 281860, 285176, 356470, 563720, 570352, 605999, 712940, 1127440, 1211998, 1425880, 2423996, 2851760, 3029995, 4847992, 6059990, 9695984, 12119980, 24239960, 48479920]

約数ペア:

[(1, 48479920), (2, 24239960), (4, 12119980), (5, 9695984), (8, 6059990), (10, 4847992), (16, 3029995), (17, 2851760), (20, 2423996), (34, 1425880), (40, 1211998), (43, 1127440), (68, 712940), (80, 605999), (85, 570352), (86, 563720), (136, 356470), (170, 285176), (172, 281860), (215, 225488), (272, 178235), (340, 142588), (344, 140930), (430, 112744), (680, 71294), (688, 70465), (731, 66320), (829, 58480), (860, 56372), (1360, 35647), (1462, 33160), (1658, 29240), (1720, 28186), (2924, 16580), (3316, 14620), (3440, 14093), (3655, 13264), (4145, 11696), (5848, 8290), (6632, 7310)]