55402160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:582

約数の個数: 80

約数和(自身を含む): 141767712

約数和(自身を除く): 86365552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 157, 176, 220, 314, 401, 440, 628, 785, 802, 880, 1256, 1570, 1604, 1727, 2005, 2512, 3140, 3208, 3454, 4010, 4411, 6280, 6416, 6908, 8020, 8635, 8822, 12560, 13816, 16040, 17270, 17644, 22055, 27632, 32080, 34540, 35288, 44110, 62957, 69080, 70576, 88220, 125914, 138160, 176440, 251828, 314785, 352880, 503656, 629570, 692527, 1007312, 1259140, 1385054, 2518280, 2770108, 3462635, 5036560, 5540216, 6925270, 11080432, 13850540, 27701080, 55402160]

約数ペア:

[(1, 55402160), (2, 27701080), (4, 13850540), (5, 11080432), (8, 6925270), (10, 5540216), (11, 5036560), (16, 3462635), (20, 2770108), (22, 2518280), (40, 1385054), (44, 1259140), (55, 1007312), (80, 692527), (88, 629570), (110, 503656), (157, 352880), (176, 314785), (220, 251828), (314, 176440), (401, 138160), (440, 125914), (628, 88220), (785, 70576), (802, 69080), (880, 62957), (1256, 44110), (1570, 35288), (1604, 34540), (1727, 32080), (2005, 27632), (2512, 22055), (3140, 17644), (3208, 17270), (3454, 16040), (4010, 13816), (4411, 12560), (6280, 8822), (6416, 8635), (6908, 8020)]