89713960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{859}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 231580800

約数和(自身を除く): 141866840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 746, 859, 1492, 1718, 1865, 2611, 2984, 3436, 3730, 4295, 5222, 6013, 6872, 7460, 8590, 10444, 12026, 13055, 14920, 17180, 20888, 24052, 26110, 30065, 34360, 48104, 52220, 60130, 104440, 120260, 240520, 320407, 640814, 1281628, 1602035, 2242849, 2563256, 3204070, 4485698, 6408140, 8971396, 11214245, 12816280, 17942792, 22428490, 44856980, 89713960]

約数ペア:

[(1, 89713960), (2, 44856980), (4, 22428490), (5, 17942792), (7, 12816280), (8, 11214245), (10, 8971396), (14, 6408140), (20, 4485698), (28, 3204070), (35, 2563256), (40, 2242849), (56, 1602035), (70, 1281628), (140, 640814), (280, 320407), (373, 240520), (746, 120260), (859, 104440), (1492, 60130), (1718, 52220), (1865, 48104), (2611, 34360), (2984, 30065), (3436, 26110), (3730, 24052), (4295, 20888), (5222, 17180), (6013, 14920), (6872, 13055), (7460, 12026), (8590, 10444)]