13533440

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 33051480

約数和(自身を除く): 19518040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 109, 128, 160, 194, 218, 256, 320, 388, 436, 485, 545, 640, 776, 872, 970, 1090, 1280, 1552, 1744, 1940, 2180, 3104, 3488, 3880, 4360, 6208, 6976, 7760, 8720, 10573, 12416, 13952, 15520, 17440, 21146, 24832, 27904, 31040, 34880, 42292, 52865, 62080, 69760, 84584, 105730, 124160, 139520, 169168, 211460, 338336, 422920, 676672, 845840, 1353344, 1691680, 2706688, 3383360, 6766720, 13533440]

約数ペア:

[(1, 13533440), (2, 6766720), (4, 3383360), (5, 2706688), (8, 1691680), (10, 1353344), (16, 845840), (20, 676672), (32, 422920), (40, 338336), (64, 211460), (80, 169168), (97, 139520), (109, 124160), (128, 105730), (160, 84584), (194, 69760), (218, 62080), (256, 52865), (320, 42292), (388, 34880), (436, 31040), (485, 27904), (545, 24832), (640, 21146), (776, 17440), (872, 15520), (970, 13952), (1090, 12416), (1280, 10573), (1552, 8720), (1744, 7760), (1940, 6976), (2180, 6208), (3104, 4360), (3488, 3880)]