25514620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 57371328

約数和(自身を除く): 31856708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 743, 1010, 1486, 1717, 2020, 2972, 3434, 3715, 6868, 7430, 8585, 12631, 14860, 17170, 25262, 34340, 50524, 63155, 75043, 126310, 150086, 252620, 300172, 375215, 750430, 1275731, 1500860, 2551462, 5102924, 6378655, 12757310, 25514620]

約数ペア:

[(1, 25514620), (2, 12757310), (4, 6378655), (5, 5102924), (10, 2551462), (17, 1500860), (20, 1275731), (34, 750430), (68, 375215), (85, 300172), (101, 252620), (170, 150086), (202, 126310), (340, 75043), (404, 63155), (505, 50524), (743, 34340), (1010, 25262), (1486, 17170), (1717, 14860), (2020, 12631), (2972, 8585), (3434, 7430), (3715, 6868)]