80775800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{57697}}^1$

素因数の和:57720

約数の個数: 48

約数和(自身を含む): 214636560

約数和(自身を除く): 133860760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 57697, 115394, 230788, 288485, 403879, 461576, 576970, 807758, 1153940, 1442425, 1615516, 2019395, 2307880, 2884850, 3231032, 4038790, 5769700, 8077580, 10096975, 11539400, 16155160, 20193950, 40387900, 80775800]

約数ペア:

[(1, 80775800), (2, 40387900), (4, 20193950), (5, 16155160), (7, 11539400), (8, 10096975), (10, 8077580), (14, 5769700), (20, 4038790), (25, 3231032), (28, 2884850), (35, 2307880), (40, 2019395), (50, 1615516), (56, 1442425), (70, 1153940), (100, 807758), (140, 576970), (175, 461576), (200, 403879), (280, 288485), (350, 230788), (700, 115394), (1400, 57697)]