25235680

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1447}}^1$

素因数の和:1571

約数の個数: 48

約数和(自身を含む): 60207840

約数和(自身を除く): 34972160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1447, 1744, 2180, 2894, 3488, 4360, 5788, 7235, 8720, 11576, 14470, 17440, 23152, 28940, 46304, 57880, 115760, 157723, 231520, 315446, 630892, 788615, 1261784, 1577230, 2523568, 3154460, 5047136, 6308920, 12617840, 25235680]

約数ペア:

[(1, 25235680), (2, 12617840), (4, 6308920), (5, 5047136), (8, 3154460), (10, 2523568), (16, 1577230), (20, 1261784), (32, 788615), (40, 630892), (80, 315446), (109, 231520), (160, 157723), (218, 115760), (436, 57880), (545, 46304), (872, 28940), (1090, 23152), (1447, 17440), (1744, 14470), (2180, 11576), (2894, 8720), (3488, 7235), (4360, 5788)]