31977425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1123}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 42649056

約数和(自身を除く): 10671631

約数列:

[1, 5, 17, 25, 67, 85, 335, 425, 1123, 1139, 1675, 5615, 5695, 19091, 28075, 28475, 75241, 95455, 376205, 477275, 1279097, 1881025, 6395485, 31977425]

約数ペア:

[(1, 31977425), (5, 6395485), (17, 1881025), (25, 1279097), (67, 477275), (85, 376205), (335, 95455), (425, 75241), (1123, 28475), (1139, 28075), (1675, 19091), (5615, 5695)]