64720755

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1063}}^1$

素因数の和:1129

約数の個数: 64

約数和(自身を含む): 128701440

約数和(自身を除く): 63980685

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 41, 45, 55, 99, 123, 135, 165, 205, 297, 369, 451, 495, 615, 1063, 1107, 1353, 1485, 1845, 2255, 3189, 4059, 5315, 5535, 6765, 9567, 11693, 12177, 15945, 20295, 28701, 35079, 43583, 47835, 58465, 60885, 105237, 130749, 143505, 175395, 217915, 315711, 392247, 479413, 526185, 653745, 1176741, 1438239, 1578555, 1961235, 2397065, 4314717, 5883705, 7191195, 12944151, 21573585, 64720755]

約数ペア:

[(1, 64720755), (3, 21573585), (5, 12944151), (9, 7191195), (11, 5883705), (15, 4314717), (27, 2397065), (33, 1961235), (41, 1578555), (45, 1438239), (55, 1176741), (99, 653745), (123, 526185), (135, 479413), (165, 392247), (205, 315711), (297, 217915), (369, 175395), (451, 143505), (495, 130749), (615, 105237), (1063, 60885), (1107, 58465), (1353, 47835), (1485, 43583), (1845, 35079), (2255, 28701), (3189, 20295), (4059, 15945), (5315, 12177), (5535, 11693), (6765, 9567)]