49731440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1878

約数の個数: 80

約数和(自身を含む): 130277376

約数和(自身を除く): 80545936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 1823, 2480, 2728, 3410, 3646, 5456, 6820, 7292, 9115, 13640, 14584, 18230, 20053, 27280, 29168, 36460, 40106, 56513, 72920, 80212, 100265, 113026, 145840, 160424, 200530, 226052, 282565, 320848, 401060, 452104, 565130, 621643, 802120, 904208, 1130260, 1243286, 1604240, 2260520, 2486572, 3108215, 4521040, 4973144, 6216430, 9946288, 12432860, 24865720, 49731440]

約数ペア:

[(1, 49731440), (2, 24865720), (4, 12432860), (5, 9946288), (8, 6216430), (10, 4973144), (11, 4521040), (16, 3108215), (20, 2486572), (22, 2260520), (31, 1604240), (40, 1243286), (44, 1130260), (55, 904208), (62, 802120), (80, 621643), (88, 565130), (110, 452104), (124, 401060), (155, 320848), (176, 282565), (220, 226052), (248, 200530), (310, 160424), (341, 145840), (440, 113026), (496, 100265), (620, 80212), (682, 72920), (880, 56513), (1240, 40106), (1364, 36460), (1705, 29168), (1823, 27280), (2480, 20053), (2728, 18230), (3410, 14584), (3646, 13640), (5456, 9115), (6820, 7292)]