25091836

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 56109312

約数和(自身を除く): 31017476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 451, 574, 902, 1148, 1804, 1987, 3157, 3974, 6314, 7948, 12628, 13909, 21857, 27818, 43714, 55636, 81467, 87428, 152999, 162934, 305998, 325868, 570269, 611996, 896137, 1140538, 1792274, 2281076, 3584548, 6272959, 12545918, 25091836]

約数ペア:

[(1, 25091836), (2, 12545918), (4, 6272959), (7, 3584548), (11, 2281076), (14, 1792274), (22, 1140538), (28, 896137), (41, 611996), (44, 570269), (77, 325868), (82, 305998), (154, 162934), (164, 152999), (287, 87428), (308, 81467), (451, 55636), (574, 43714), (902, 27818), (1148, 21857), (1804, 13909), (1987, 12628), (3157, 7948), (3974, 6314)]