26276560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^2$

素因数の和:308

約数の個数: 60

約数和(自身を含む): 65155428

約数和(自身を除く): 38878868

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 139, 170, 272, 278, 340, 556, 680, 695, 1112, 1360, 1390, 2224, 2363, 2780, 4726, 5560, 9452, 11120, 11815, 18904, 19321, 23630, 37808, 38642, 47260, 77284, 94520, 96605, 154568, 189040, 193210, 309136, 328457, 386420, 656914, 772840, 1313828, 1545680, 1642285, 2627656, 3284570, 5255312, 6569140, 13138280, 26276560]

約数ペア:

[(1, 26276560), (2, 13138280), (4, 6569140), (5, 5255312), (8, 3284570), (10, 2627656), (16, 1642285), (17, 1545680), (20, 1313828), (34, 772840), (40, 656914), (68, 386420), (80, 328457), (85, 309136), (136, 193210), (139, 189040), (170, 154568), (272, 96605), (278, 94520), (340, 77284), (556, 47260), (680, 38642), (695, 37808), (1112, 23630), (1360, 19321), (1390, 18904), (2224, 11815), (2363, 11120), (2780, 9452), (4726, 5560)]