250912120

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{60901}}^1$

素因数の和:61015

約数の個数: 32

約数和(自身を含む): 570042720

約数和(自身を除く): 319130600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 60901, 121802, 243604, 304505, 487208, 609010, 1218020, 2436040, 6272803, 12545606, 25091212, 31364015, 50182424, 62728030, 125456060, 250912120]

約数ペア:

[(1, 250912120), (2, 125456060), (4, 62728030), (5, 50182424), (8, 31364015), (10, 25091212), (20, 12545606), (40, 6272803), (103, 2436040), (206, 1218020), (412, 609010), (515, 487208), (824, 304505), (1030, 243604), (2060, 121802), (4120, 60901)]