25601290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17903}}^1$

素因数の和:17934

約数の個数: 32

約数和(自身を含む): 54141696

約数和(自身を除く): 28540406

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 17903, 35806, 89515, 179030, 196933, 232739, 393866, 465478, 984665, 1163695, 1969330, 2327390, 2560129, 5120258, 12800645, 25601290]

約数ペア:

[(1, 25601290), (2, 12800645), (5, 5120258), (10, 2560129), (11, 2327390), (13, 1969330), (22, 1163695), (26, 984665), (55, 465478), (65, 393866), (110, 232739), (130, 196933), (143, 179030), (286, 89515), (715, 35806), (1430, 17903)]