52288880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13339}}^1$

素因数の和:13366

約数の個数: 60

約数和(自身を含む): 141430680

約数和(自身を除く): 89141800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 13339, 26678, 53356, 66695, 93373, 106712, 133390, 186746, 213424, 266780, 373492, 466865, 533560, 653611, 746984, 933730, 1067120, 1307222, 1493968, 1867460, 2614444, 3268055, 3734920, 5228888, 6536110, 7469840, 10457776, 13072220, 26144440, 52288880]

約数ペア:

[(1, 52288880), (2, 26144440), (4, 13072220), (5, 10457776), (7, 7469840), (8, 6536110), (10, 5228888), (14, 3734920), (16, 3268055), (20, 2614444), (28, 1867460), (35, 1493968), (40, 1307222), (49, 1067120), (56, 933730), (70, 746984), (80, 653611), (98, 533560), (112, 466865), (140, 373492), (196, 266780), (245, 213424), (280, 186746), (392, 133390), (490, 106712), (560, 93373), (784, 66695), (980, 53356), (1960, 26678), (3920, 13339)]