66166520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3527}}^1$

素因数の和:3612

約数の個数: 64

約数和(自身を含む): 172730880

約数和(自身を除く): 106564360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3527, 3752, 4690, 7054, 9380, 14108, 17635, 18760, 24689, 28216, 35270, 49378, 70540, 98756, 123445, 141080, 197512, 236309, 246890, 472618, 493780, 945236, 987560, 1181545, 1654163, 1890472, 2363090, 3308326, 4726180, 6616652, 8270815, 9452360, 13233304, 16541630, 33083260, 66166520]

約数ペア:

[(1, 66166520), (2, 33083260), (4, 16541630), (5, 13233304), (7, 9452360), (8, 8270815), (10, 6616652), (14, 4726180), (20, 3308326), (28, 2363090), (35, 1890472), (40, 1654163), (56, 1181545), (67, 987560), (70, 945236), (134, 493780), (140, 472618), (268, 246890), (280, 236309), (335, 197512), (469, 141080), (536, 123445), (670, 98756), (938, 70540), (1340, 49378), (1876, 35270), (2345, 28216), (2680, 24689), (3527, 18760), (3752, 17635), (4690, 14108), (7054, 9380)]