165804760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2711}}^1$

素因数の和:2872

約数の個数: 64

約数和(自身を含む): 410054400

約数和(自身を除く): 244249640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 695, 1112, 1390, 1529, 2711, 2780, 3058, 5422, 5560, 6116, 7645, 10844, 12232, 13555, 15290, 21688, 27110, 29821, 30580, 54220, 59642, 61160, 108440, 119284, 149105, 238568, 298210, 376829, 596420, 753658, 1192840, 1507316, 1884145, 3014632, 3768290, 4145119, 7536580, 8290238, 15073160, 16580476, 20725595, 33160952, 41451190, 82902380, 165804760]

約数ペア:

[(1, 165804760), (2, 82902380), (4, 41451190), (5, 33160952), (8, 20725595), (10, 16580476), (11, 15073160), (20, 8290238), (22, 7536580), (40, 4145119), (44, 3768290), (55, 3014632), (88, 1884145), (110, 1507316), (139, 1192840), (220, 753658), (278, 596420), (440, 376829), (556, 298210), (695, 238568), (1112, 149105), (1390, 119284), (1529, 108440), (2711, 61160), (2780, 59642), (3058, 54220), (5422, 30580), (5560, 29821), (6116, 27110), (7645, 21688), (10844, 15290), (12232, 13555)]