66745120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32089}}^1$

素因数の和:32117

約数の個数: 48

約数和(自身を含む): 169820280

約数和(自身を除く): 103075160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 32089, 64178, 128356, 160445, 256712, 320890, 417157, 513424, 641780, 834314, 1026848, 1283560, 1668628, 2085785, 2567120, 3337256, 4171570, 5134240, 6674512, 8343140, 13349024, 16686280, 33372560, 66745120]

約数ペア:

[(1, 66745120), (2, 33372560), (4, 16686280), (5, 13349024), (8, 8343140), (10, 6674512), (13, 5134240), (16, 4171570), (20, 3337256), (26, 2567120), (32, 2085785), (40, 1668628), (52, 1283560), (65, 1026848), (80, 834314), (104, 641780), (130, 513424), (160, 417157), (208, 320890), (260, 256712), (416, 160445), (520, 128356), (1040, 64178), (2080, 32089)]