55671440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1543}}^1$

素因数の和:1608

約数の個数: 80

約数和(自身を含む): 144740736

約数和(自身を除く): 89069296

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1543, 1640, 1804, 2255, 3086, 3280, 3608, 4510, 6172, 7216, 7715, 9020, 12344, 15430, 16973, 18040, 24688, 30860, 33946, 36080, 61720, 63263, 67892, 84865, 123440, 126526, 135784, 169730, 253052, 271568, 316315, 339460, 506104, 632630, 678920, 695893, 1012208, 1265260, 1357840, 1391786, 2530520, 2783572, 3479465, 5061040, 5567144, 6958930, 11134288, 13917860, 27835720, 55671440]

約数ペア:

[(1, 55671440), (2, 27835720), (4, 13917860), (5, 11134288), (8, 6958930), (10, 5567144), (11, 5061040), (16, 3479465), (20, 2783572), (22, 2530520), (40, 1391786), (41, 1357840), (44, 1265260), (55, 1012208), (80, 695893), (82, 678920), (88, 632630), (110, 506104), (164, 339460), (176, 316315), (205, 271568), (220, 253052), (328, 169730), (410, 135784), (440, 126526), (451, 123440), (656, 84865), (820, 67892), (880, 63263), (902, 61720), (1543, 36080), (1640, 33946), (1804, 30860), (2255, 24688), (3086, 18040), (3280, 16973), (3608, 15430), (4510, 12344), (6172, 9020), (7216, 7715)]