17885000

素因数分解:

$2^3\times 5^4\times 7^2\times {\mathrm{73}}^1$

素因数の和:113

約数の個数: 120

約数和(自身を含む): 49413870

約数和(自身を除く): 31528870

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 73, 98, 100, 125, 140, 146, 175, 196, 200, 245, 250, 280, 292, 350, 365, 392, 490, 500, 511, 584, 625, 700, 730, 875, 980, 1000, 1022, 1225, 1250, 1400, 1460, 1750, 1825, 1960, 2044, 2450, 2500, 2555, 2920, 3500, 3577, 3650, 4088, 4375, 4900, 5000, 5110, 6125, 7000, 7154, 7300, 8750, 9125, 9800, 10220, 12250, 12775, 14308, 14600, 17500, 17885, 18250, 20440, 24500, 25550, 28616, 30625, 35000, 35770, 36500, 45625, 49000, 51100, 61250, 63875, 71540, 73000, 89425, 91250, 102200, 122500, 127750, 143080, 178850, 182500, 245000, 255500, 319375, 357700, 365000, 447125, 511000, 638750, 715400, 894250, 1277500, 1788500, 2235625, 2555000, 3577000, 4471250, 8942500, 17885000]

約数ペア:

[(1, 17885000), (2, 8942500), (4, 4471250), (5, 3577000), (7, 2555000), (8, 2235625), (10, 1788500), (14, 1277500), (20, 894250), (25, 715400), (28, 638750), (35, 511000), (40, 447125), (49, 365000), (50, 357700), (56, 319375), (70, 255500), (73, 245000), (98, 182500), (100, 178850), (125, 143080), (140, 127750), (146, 122500), (175, 102200), (196, 91250), (200, 89425), (245, 73000), (250, 71540), (280, 63875), (292, 61250), (350, 51100), (365, 49000), (392, 45625), (490, 36500), (500, 35770), (511, 35000), (584, 30625), (625, 28616), (700, 25550), (730, 24500), (875, 20440), (980, 18250), (1000, 17885), (1022, 17500), (1225, 14600), (1250, 14308), (1400, 12775), (1460, 12250), (1750, 10220), (1825, 9800), (1960, 9125), (2044, 8750), (2450, 7300), (2500, 7154), (2555, 7000), (2920, 6125), (3500, 5110), (3577, 5000), (3650, 4900), (4088, 4375)]