28982275

素因数分解:

$5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:484

約数の個数: 36

約数和(自身を含む): 42620040

約数和(自身を除く): 13637765

約数列:

[1, 5, 7, 25, 35, 49, 59, 175, 245, 295, 401, 413, 1225, 1475, 2005, 2065, 2807, 2891, 10025, 10325, 14035, 14455, 19649, 23659, 70175, 72275, 98245, 118295, 165613, 491225, 591475, 828065, 1159291, 4140325, 5796455, 28982275]

約数ペア:

[(1, 28982275), (5, 5796455), (7, 4140325), (25, 1159291), (35, 828065), (49, 591475), (59, 491225), (175, 165613), (245, 118295), (295, 98245), (401, 72275), (413, 70175), (1225, 23659), (1475, 19649), (2005, 14455), (2065, 14035), (2807, 10325), (2891, 10025)]