25454660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16529}}^1$

素因数の和:16556

約数の個数: 48

約数和(自身を含む): 66648960

約数和(自身を除く): 41194300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 16529, 33058, 66116, 82645, 115703, 165290, 181819, 231406, 330580, 363638, 462812, 578515, 727276, 909095, 1157030, 1272733, 1818190, 2314060, 2545466, 3636380, 5090932, 6363665, 12727330, 25454660]

約数ペア:

[(1, 25454660), (2, 12727330), (4, 6363665), (5, 5090932), (7, 3636380), (10, 2545466), (11, 2314060), (14, 1818190), (20, 1272733), (22, 1157030), (28, 909095), (35, 727276), (44, 578515), (55, 462812), (70, 363638), (77, 330580), (110, 231406), (140, 181819), (154, 165290), (220, 115703), (308, 82645), (385, 66116), (770, 33058), (1540, 16529)]