213476500

素因数分解:

$2^2\times 5^3\times {\mathrm{109}}^1\times {\mathrm{3917}}^1$

素因数の和:4045

約数の個数: 48

約数和(自身を含む): 470630160

約数和(自身を除く): 257153660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 250, 436, 500, 545, 1090, 2180, 2725, 3917, 5450, 7834, 10900, 13625, 15668, 19585, 27250, 39170, 54500, 78340, 97925, 195850, 391700, 426953, 489625, 853906, 979250, 1707812, 1958500, 2134765, 4269530, 8539060, 10673825, 21347650, 42695300, 53369125, 106738250, 213476500]

約数ペア:

[(1, 213476500), (2, 106738250), (4, 53369125), (5, 42695300), (10, 21347650), (20, 10673825), (25, 8539060), (50, 4269530), (100, 2134765), (109, 1958500), (125, 1707812), (218, 979250), (250, 853906), (436, 489625), (500, 426953), (545, 391700), (1090, 195850), (2180, 97925), (2725, 78340), (3917, 54500), (5450, 39170), (7834, 27250), (10900, 19585), (13625, 15668)]