66644550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{21157}}^1$

素因数の和:21182

約数の個数: 72

約数和(自身を含む): 204640176

約数和(自身を除く): 137995626

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 21157, 42314, 63471, 105785, 126942, 148099, 190413, 211570, 296198, 317355, 380826, 444297, 528925, 634710, 740495, 888594, 952065, 1057850, 1332891, 1480990, 1586775, 1904130, 2221485, 2665782, 3173550, 3702475, 4442970, 4760325, 6664455, 7404950, 9520650, 11107425, 13328910, 22214850, 33322275, 66644550]

約数ペア:

[(1, 66644550), (2, 33322275), (3, 22214850), (5, 13328910), (6, 11107425), (7, 9520650), (9, 7404950), (10, 6664455), (14, 4760325), (15, 4442970), (18, 3702475), (21, 3173550), (25, 2665782), (30, 2221485), (35, 1904130), (42, 1586775), (45, 1480990), (50, 1332891), (63, 1057850), (70, 952065), (75, 888594), (90, 740495), (105, 634710), (126, 528925), (150, 444297), (175, 380826), (210, 317355), (225, 296198), (315, 211570), (350, 190413), (450, 148099), (525, 126942), (630, 105785), (1050, 63471), (1575, 42314), (3150, 21157)]