261874496

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1931}}^1$

素因数の和:2119

約数の個数: 56

約数和(自身を含む): 563355744

約数和(自身を除く): 301481248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 163, 208, 326, 416, 652, 832, 1304, 1931, 2119, 2608, 3862, 4238, 5216, 7724, 8476, 10432, 15448, 16952, 25103, 30896, 33904, 50206, 61792, 67808, 100412, 123584, 135616, 200824, 314753, 401648, 629506, 803296, 1259012, 1606592, 2518024, 4091789, 5036048, 8183578, 10072096, 16367156, 20144192, 32734312, 65468624, 130937248, 261874496]

約数ペア:

[(1, 261874496), (2, 130937248), (4, 65468624), (8, 32734312), (13, 20144192), (16, 16367156), (26, 10072096), (32, 8183578), (52, 5036048), (64, 4091789), (104, 2518024), (163, 1606592), (208, 1259012), (326, 803296), (416, 629506), (652, 401648), (832, 314753), (1304, 200824), (1931, 135616), (2119, 123584), (2608, 100412), (3862, 67808), (4238, 61792), (5216, 50206), (7724, 33904), (8476, 30896), (10432, 25103), (15448, 16952)]