5149600

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 72

約数和(自身を含む): 12960108

約数和(自身を除く): 7810508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 157, 160, 164, 200, 205, 314, 328, 400, 410, 628, 656, 785, 800, 820, 1025, 1256, 1312, 1570, 1640, 2050, 2512, 3140, 3280, 3925, 4100, 5024, 6280, 6437, 6560, 7850, 8200, 12560, 12874, 15700, 16400, 25120, 25748, 31400, 32185, 32800, 51496, 62800, 64370, 102992, 125600, 128740, 160925, 205984, 257480, 321850, 514960, 643700, 1029920, 1287400, 2574800, 5149600]

約数ペア:

[(1, 5149600), (2, 2574800), (4, 1287400), (5, 1029920), (8, 643700), (10, 514960), (16, 321850), (20, 257480), (25, 205984), (32, 160925), (40, 128740), (41, 125600), (50, 102992), (80, 64370), (82, 62800), (100, 51496), (157, 32800), (160, 32185), (164, 31400), (200, 25748), (205, 25120), (314, 16400), (328, 15700), (400, 12874), (410, 12560), (628, 8200), (656, 7850), (785, 6560), (800, 6437), (820, 6280), (1025, 5024), (1256, 4100), (1312, 3925), (1570, 3280), (1640, 3140), (2050, 2512)]