288900575

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{487}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 365795040

約数和(自身を除く): 76894465

約数列:

[1, 5, 25, 61, 305, 389, 487, 1525, 1945, 2435, 9725, 12175, 23729, 29707, 118645, 148535, 189443, 593225, 742675, 947215, 4736075, 11556023, 57780115, 288900575]

約数ペア:

[(1, 288900575), (5, 57780115), (25, 11556023), (61, 4736075), (305, 947215), (389, 742675), (487, 593225), (1525, 189443), (1945, 148535), (2435, 118645), (9725, 29707), (12175, 23729)]