12805375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 17821440

約数和(自身を除く): 5016065

約数列:

[1, 5, 11, 25, 55, 67, 125, 139, 275, 335, 695, 737, 1375, 1529, 1675, 3475, 3685, 7645, 8375, 9313, 17375, 18425, 38225, 46565, 92125, 102443, 191125, 232825, 512215, 1164125, 2561075, 12805375]

約数ペア:

[(1, 12805375), (5, 2561075), (11, 1164125), (25, 512215), (55, 232825), (67, 191125), (125, 102443), (139, 92125), (275, 46565), (335, 38225), (695, 18425), (737, 17375), (1375, 9313), (1529, 8375), (1675, 7645), (3475, 3685)]