172290100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{90679}}^1$

素因数の和:90712

約数の個数: 36

約数和(自身を含む): 393551200

約数和(自身を除く): 221261100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 90679, 181358, 362716, 453395, 906790, 1722901, 1813580, 2266975, 3445802, 4533950, 6891604, 8614505, 9067900, 17229010, 34458020, 43072525, 86145050, 172290100]

約数ペア:

[(1, 172290100), (2, 86145050), (4, 43072525), (5, 34458020), (10, 17229010), (19, 9067900), (20, 8614505), (25, 6891604), (38, 4533950), (50, 3445802), (76, 2266975), (95, 1813580), (100, 1722901), (190, 906790), (380, 453395), (475, 362716), (950, 181358), (1900, 90679)]