66894100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7351}}^1$

素因数の和:7385

約数の個数: 72

約数和(自身を含む): 178683008

約数和(自身を除く): 111788908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 7351, 9100, 14702, 29404, 36755, 51457, 73510, 95563, 102914, 147020, 183775, 191126, 205828, 257285, 367550, 382252, 477815, 514570, 668941, 735100, 955630, 1029140, 1286425, 1337882, 1911260, 2389075, 2572850, 2675764, 3344705, 4778150, 5145700, 6689410, 9556300, 13378820, 16723525, 33447050, 66894100]

約数ペア:

[(1, 66894100), (2, 33447050), (4, 16723525), (5, 13378820), (7, 9556300), (10, 6689410), (13, 5145700), (14, 4778150), (20, 3344705), (25, 2675764), (26, 2572850), (28, 2389075), (35, 1911260), (50, 1337882), (52, 1286425), (65, 1029140), (70, 955630), (91, 735100), (100, 668941), (130, 514570), (140, 477815), (175, 382252), (182, 367550), (260, 257285), (325, 205828), (350, 191126), (364, 183775), (455, 147020), (650, 102914), (700, 95563), (910, 73510), (1300, 51457), (1820, 36755), (2275, 29404), (4550, 14702), (7351, 9100)]