202188160

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5179}}^1$

素因数の和:5259

約数の個数: 64

約数和(自身を含む): 491374800

約数和(自身を除く): 289186640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4880, 5179, 7808, 9760, 10358, 19520, 20716, 25895, 39040, 41432, 51790, 82864, 103580, 165728, 207160, 315919, 331456, 414320, 631838, 662912, 828640, 1263676, 1579595, 1657280, 2527352, 3159190, 3314560, 5054704, 6318380, 10109408, 12636760, 20218816, 25273520, 40437632, 50547040, 101094080, 202188160]

約数ペア:

[(1, 202188160), (2, 101094080), (4, 50547040), (5, 40437632), (8, 25273520), (10, 20218816), (16, 12636760), (20, 10109408), (32, 6318380), (40, 5054704), (61, 3314560), (64, 3159190), (80, 2527352), (122, 1657280), (128, 1579595), (160, 1263676), (244, 828640), (305, 662912), (320, 631838), (488, 414320), (610, 331456), (640, 315919), (976, 207160), (1220, 165728), (1952, 103580), (2440, 82864), (3904, 51790), (4880, 41432), (5179, 39040), (7808, 25895), (9760, 20716), (10358, 19520)]