194490800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{9923}}^1$

素因数の和:9955

約数の個数: 90

約数和(自身を含む): 543606948

約数和(自身を除く): 349116148

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 9923, 19600, 19846, 39692, 49615, 69461, 79384, 99230, 138922, 158768, 198460, 248075, 277844, 347305, 396920, 486227, 496150, 555688, 694610, 793840, 972454, 992300, 1111376, 1389220, 1736525, 1944908, 1984600, 2431135, 2778440, 3473050, 3889816, 3969200, 4862270, 5556880, 6946100, 7779632, 9724540, 12155675, 13892200, 19449080, 24311350, 27784400, 38898160, 48622700, 97245400, 194490800]

約数ペア:

[(1, 194490800), (2, 97245400), (4, 48622700), (5, 38898160), (7, 27784400), (8, 24311350), (10, 19449080), (14, 13892200), (16, 12155675), (20, 9724540), (25, 7779632), (28, 6946100), (35, 5556880), (40, 4862270), (49, 3969200), (50, 3889816), (56, 3473050), (70, 2778440), (80, 2431135), (98, 1984600), (100, 1944908), (112, 1736525), (140, 1389220), (175, 1111376), (196, 992300), (200, 972454), (245, 793840), (280, 694610), (350, 555688), (392, 496150), (400, 486227), (490, 396920), (560, 347305), (700, 277844), (784, 248075), (980, 198460), (1225, 158768), (1400, 138922), (1960, 99230), (2450, 79384), (2800, 69461), (3920, 49615), (4900, 39692), (9800, 19846), (9923, 19600)]