91280000

素因数分解:

$2^7\times 5^4\times 7^1\times {\mathrm{163}}^1$

素因数の和:204

約数の個数: 160

約数和(自身を含む): 261291360

約数和(自身を除く): 170011360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 163, 175, 200, 224, 250, 280, 320, 326, 350, 400, 448, 500, 560, 625, 640, 652, 700, 800, 815, 875, 896, 1000, 1120, 1141, 1250, 1304, 1400, 1600, 1630, 1750, 2000, 2240, 2282, 2500, 2608, 2800, 3200, 3260, 3500, 4000, 4075, 4375, 4480, 4564, 5000, 5216, 5600, 5705, 6520, 7000, 8000, 8150, 8750, 9128, 10000, 10432, 11200, 11410, 13040, 14000, 16000, 16300, 17500, 18256, 20000, 20375, 20864, 22400, 22820, 26080, 28000, 28525, 32600, 35000, 36512, 40000, 40750, 45640, 52160, 56000, 57050, 65200, 70000, 73024, 80000, 81500, 91280, 101875, 104320, 112000, 114100, 130400, 140000, 142625, 146048, 163000, 182560, 203750, 228200, 260800, 280000, 285250, 326000, 365120, 407500, 456400, 521600, 560000, 570500, 652000, 713125, 730240, 815000, 912800, 1141000, 1304000, 1426250, 1630000, 1825600, 2282000, 2608000, 2852500, 3260000, 3651200, 4564000, 5705000, 6520000, 9128000, 11410000, 13040000, 18256000, 22820000, 45640000, 91280000]

約数ペア:

[(1, 91280000), (2, 45640000), (4, 22820000), (5, 18256000), (7, 13040000), (8, 11410000), (10, 9128000), (14, 6520000), (16, 5705000), (20, 4564000), (25, 3651200), (28, 3260000), (32, 2852500), (35, 2608000), (40, 2282000), (50, 1825600), (56, 1630000), (64, 1426250), (70, 1304000), (80, 1141000), (100, 912800), (112, 815000), (125, 730240), (128, 713125), (140, 652000), (160, 570500), (163, 560000), (175, 521600), (200, 456400), (224, 407500), (250, 365120), (280, 326000), (320, 285250), (326, 280000), (350, 260800), (400, 228200), (448, 203750), (500, 182560), (560, 163000), (625, 146048), (640, 142625), (652, 140000), (700, 130400), (800, 114100), (815, 112000), (875, 104320), (896, 101875), (1000, 91280), (1120, 81500), (1141, 80000), (1250, 73024), (1304, 70000), (1400, 65200), (1600, 57050), (1630, 56000), (1750, 52160), (2000, 45640), (2240, 40750), (2282, 40000), (2500, 36512), (2608, 35000), (2800, 32600), (3200, 28525), (3260, 28000), (3500, 26080), (4000, 22820), (4075, 22400), (4375, 20864), (4480, 20375), (4564, 20000), (5000, 18256), (5216, 17500), (5600, 16300), (5705, 16000), (6520, 14000), (7000, 13040), (8000, 11410), (8150, 11200), (8750, 10432), (9128, 10000)]